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STEM Challenge: Technology

1. Point Value Question Answer If you wanted to write a story for your English class you could use this kind of 100 program A word processing program e g Microsoft Word 200 This kind of program is handy for sending electronic letters to your friends A email text message on a smartphone e g Microsoft Outlook Mac Mail 300 If you wanted to surf the Internet you could use this kind of program A web bowser e g Internet Explorer Firefox Safari This kind of program is very useful if you have a lot of data that you need to 400 do calculations on A spreadsheet program e g Microsoft Excel If you have a lot of information that you need to keep track of you might want 500 to use this kind of program A database program e g Microsoft Access Filemaker Pro Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 16 Category Computer Abbreviations Point Value Question Answer CD SES A Compact Disc PC SCH A Personal Computer 300 DVD A Digital Versatile Disk or Digital Video Disk this is the old term ROM 400 A Read Only Memory LCD SE A Liquid Crystal Display Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Guides Computer Skills badge Pathfinders Computer Whiz module Rangers Communi
2. 6 Cyber Safety In the Eye of the Beholder AAA 7 Social Media Awareness nennen nnen 8 Be a COMORES de meyer ene mee eer ren tee 9 Build a Computer for Junior Techies ccceeceeeeeeeeeeeeeeeeeeeeeeeeeeenneeeeeeeeeeeeeees 12 ein lee e 13 Computer Parts Word SGaC E 17 Mixed Up Tech Words Puzzle oonsnnneeeeeeoseseeennrerreserrrerrnnrrrseerrtrnnnnnnseerrrrnenne n 18 Squeaky CleaN E 19 Comp ter Concentration ME 21 Cell Phone RON a oder ce 24 Dissect a Cell Olne 26 String Phones actrees ce cecise dette Si nc ster cine dictinasdtac cicada inessdacucieeaidinde eaasdines arbre 29 AE e DEE 30 Hard Drive Maine TE 31 Fibre Optie Water E 34 Logical Obstacle Course E 36 Computer Programming seesiceictcensreesbacenenebeceweedd sdewacedadevnsebedeveacteuenecetedeneucDedeneneeeces 39 Write a Program from SGA eege ENEE 40 Robot Pin the Tail on the Donkey 41 Training Your e EE 43 Robbie the Robot 44 Global Positioning SYS TOM restant a etat ne tente ae eee 45 PRO PIC ean osname a meaa ros oeo E T 49 Internet Packet Relay ss 51 Program CONS COINS EE 53 MO E 53 BROW IMES sn nn nt E et ete 53 Ee Seton Seca as ese bcdee Ge be Seeinctoasebe a e Sete aae a aea Dea aE ASE 53 PathinderS EE 54 le el cig ec a seve hes vcd Pedi a ee coed eevee ee ce 54 Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page
3. U masking tape U duct tape yarn or string U glue Q markers or pencil crayons L scissors Program Connections Sparks Brownies Exploring and Experimenting Keeper Key to STEM Super Crafts interest badge Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 13 Computer Jeopardy This activity uses a Jeopardy like game format to reinforce the girls knowledge of the basic parts of a computer No computers required for this game Note This game assumes the girls already have some basic experience with computers If this is not a valid assumption for your group you might want to plan a session beforehand to learn about the parts of a computer perhaps with a guest speaker then use this game as a fun way to review what the girls have learned You will need to create the questions for this game ahead of time Use the questions in the tables below or create your own Write each question on one side of a sheet of paper cardstock or construction paper work well on the other side write the point value of the question Add an extra sheet for each category name Don t put the answers on the sheets keep them separate for reference when you are playing the game The standard Jeopardy game has 25 questions five in each of five categories You can use more or fewer questions or categories as needed to fit the time available Directio
4. The screen that lets you see what you are entering when you re on your computer A plastic object that has a ball on the bottom and one or two buttons on the top When you click on it you usually click on the left button A machine that transfers things from the computer onto paper using ink Page 22 CD DISK DRIVE KEYBOARD MONITOR MOUSE PRINTER Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY A piece of equipment that copies pictures so that you can use it in your computer projects The part of the computer that projects the sound from the computer The part of the computer that connects to the phone lines so that you can go on the Internet A small piece inside the computer that helps your computer work These have to be programmed by people or they won t work The main board in the computer that has many chips on it It makes the computer work It is also is where the memory and the processing are found The brain of the computer Like a brain it controls information and tells other parts what to do Page 23 SCANNER SPEAKERS MODEM COMPUTER CHIP MOTHER BOARD CPU CENTRAL PROCESSING UNIT Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 BQ STEM CHALLENGE TECHNOLOGY Page 24 Cell Phone Relay This game mo
5. BQ STEM CHALLENGE TECHNOLOGY Page 21 Computer Concentration Learn about computer parts by playing this game of cards Preparation 1 For Sparks print 2 copies of the cards and play with just the picture cards For all other ages print 1 Supplies copy of the cards on cardstock for each group Q computer concentration 2 With Brownies play with the picture and the word cards included cards leave the definition out of play With older girls use the picture and definition cards Cut them apart shuffle and lay the cards out face down on a table or floor in front of the group Directions 1 Play like the concentration card game with the first person picking 2 cards If the picture matches the definition she can keep the cards and pick again If they don t match she turns the cards back over and then play moves to the next person 2 Continue playing until all matches have been made Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Guides Computer Skills badge Pathfinders Computer Whiz module Rangers Community Connections Changing Communities Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY A round object that holds information for or from your computer A machine that you can insert a CD or DVD into A board that is used for typing It has numbers and letters on it
6. the signals pick up the other end of the rope and extend it to its full length They then walk around the satellite in a circle with the rope taut at all times and draw a circle on the ground with the chalk Each circle represents how far away you are from a satellite When one circle is drawn i e if you can only see on satellite your waypoint could be anywhere on that circle 7 When two circles are drawn unless you set the locations up 180 degrees away from each other i e in a straight line you should have two points that the circles intersect This means your waypoint could be at either of the two intersections 8 Finally when the third circle is drawn you will find that this is only one place that all three circles intersect If your measurements are accurate this intersection will be at a single point but if there are some errors in distance which is quite possible when using girls ropes and chalk you will have a small triangle which your original waypoint was within 9 Discuss Why do you need three satellites for GPS to work What would happen if you had signals from more satellites Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Which Way interest badge Happy Hiking interest badge Guides Engineering badge Hiking badge Pathfinders Finding Your Way Everything Comes from STEM modules Girl Guides of Canada Guides du Canada BC Program Committee Sept 2
7. what makes everything work Supplies U large piece of paper or poster board U felt pens U scissors U coloured paper L scotch tape U mouse pointer made from cardboard U crayons LU digits 0 9 and cut out of coloured paper 0 calculator L helmet or hardhat U big nerd glasses e Monitor this is the face of the computer It lets us see what s going on e Mouse helps us move from place to place on the screen e Keyboard has letters numbers and symbols We type on the keyboard to put information into the computer 2 Bring out your pre drawn picture of a calculator e Explain that on the keyboard there is a calculator This allows us to put equations into the computer Get the girls to cut out the pre drawn numbers 0 to 9 and e Talk about what a calculator does As you are talking place the numbers and symbols on the top bar to show how an equation is displayed e Use a real calculator to demonstrate how quickly a computer can calculate the answer Some of the girls may wish to race the calculator If this is the case start with simple equations e g 1 2 2 3 etc working up to more difficult ones 3 Mouse e You will need two girls One will be the mouse the other will be the user The mouse wears a hardhat or helmet which is the clicker e The user will operate the mouse by gently holding her on either side of the waist and maneuvering her in the di
8. 1 INTRODUCTION TO THE STEM CHALLENGE Welcome to the new updated Science Technology Engineering and Math Challenge from the BC Program Committee This is a four part challenge one booklet and one ribbon crest for each of Science Technology Engineering and Math Do just the parts that interest you or tackle all four and proudly display the complete crest on your camp blanket The STEM Challenge is an update of the Science in a Box and Girls Exploring Technology GET challenges that were launched by the BC Program Committee several years ago As you work on the challenge please remember We d love to hear from you Please feel free to let us know what activities you ve done and what you thought of the STEM Challenge Sincerely The BC Program Committee Objectives To engage girls in technology To have fun learning about computers electronics and modern communication technologies Outcomes At the completion of this challenge girls will demonstrate an improved awareness of and interest in 1 computers 2 electronic devices 3 modern communication technologies What s In the Technology Challenge One of the biggest challenges we faced in putting together this new STEM challenge was figuring out what should go into each part There is a lot of overlap between science and technology technology and engineering and engineering and science and of course math is fundamental to all the other three In desperation w
9. 51 Internet Packet Relay We re a Team 41 Robot Pin the Tail on the Donkey Rangers Community Connections 7 Cyber Safety In the Eye of the Beholder 8 Social Media Awareness 13 Computer Jeopardy 19 Squeaky Clean 21 Computer Concentration Environment Outdoors and Camping 30 E Cycling Global Awareness 7 Cyber Safety In the Eye of the Beholder 8 Social Media Awareness Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015
10. Web Surfin module Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 53 PROGRAM CONNECTIONS The following index lists the pages to activities where you will find reference to program connections within this document Please see individual activities for more detailed connections Sparks Exploring and Experimenting Keeper 5 Cyber Safety CyberSense Poem 9 Be a Computer 12 Build a Computer for Junior Techies 13 Computer Jeopardy 21 Computer Concentration 24 Cell Phone Relay 26 Dissect a Cell Phone 29 String Phones 34 Fibre Optic Water 36 Logical Obstacle Course 41 Robot Pin the Tail on the Donkey 43 Training your Robot 44 Robbie the Robot 45 Global Positioning System 49 Pixel Picture 51 Internet Packet Relay Going Outside Keeper 30 E Cycling In My Community Keeper 30 E Cycling Brownies Key to Active Living 19 Squeaky Clean 24 Cell Phone Relay 36 Logical Obstacle Course 43 Training your Robot Key to My Community 30 E Cycling Key to STEM 5 Cyber Safety CyberSense Poem 9 Be a Computer 12 Build a Computer for Junior Techies 13 Computer Jeopardy 21 Computer Concentration 24 Cell Phone Relay 26 Dissect a Cell Phone 29 String Phones 34 Fibre Optic Water 36 Logical Obstacle Course 39 Computer Programming 40 Write a Program from Scratch 41 Robot Pin t
11. any of these activities for younger girls Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 4 STEM CHALLENGE TECHNOLOGY TRACKING SHEET Rangers Sparks Brownies Guides Pathfinders Adults 3 4 5 s Except where indicated activities in this challenge are worth 1 credit each U Cyber Safety CyberSense Poem S B LI Cyber Safety Jo Cool amp Jo Fool G P LI Cyber Safety In the Eye of the Beholder P R LI Social Media Awareness G P R U Be a Computer U Build a Computer S B U Computer Jeopardy LJ Computer Parts Word Search L Mixed Up Tech Words Puzzle LI Squeaky Clean U Computer Concentration U Cell Phone Relay LI Dissect a Cell Phone U String Phones E Cycling U Hard Drive Maintenance 2 credits Fibre Optic Water LI Logical Obstacle Course LI Computer Programming L Write a Program from Scratch 2 credits U Robot Pin the Tail on the Donkey QI Training your Robot LJ Robbie the Robot CI Global Positioning System 1 credit if you do just the activities in this booklet 2 credits if you also go geocaching QI Pixel Picture U Internet Packet Relay Other Technology Activities Alternate activities that meet the objective of this challenge LI LI E Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM C
12. calls on your network are dropped How does this compare to the number of people talking Directions 1 Divide the girls up into two teams Towers and Talkers You might want to start with a lot of Supplies Towers and only a couple of Talkers until everyone gets the hang of how to play Once they do add more Talkers to make the game more fun and challenging Q flags shirts ribbons or scarves to match the batons LJ batons ribbons or bean bags in different colours 2 Arrange the Towers in a rows so that each Tower can just reach her neighbour without bending when they both have their arms outstretched This is the Tower grid 3 Give each Talker a baton and a matching flag She needs to attach the flag to herself so it is clearly visible and hold the baton in her hand Talkers take their place all around the outside of the Tower grid 4 On the word Go each Talker hands her baton to the nearest Tower and starts walking through the Tower grid As she walks the Towers must keep her baton at the tower closest to her by passing it to the next Tower e Each Tower can only hold two batons at a time If she already has two and a third one is passed to her she must drop one of the batons Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 25 e fa Talker gets to her destination but her baton doesn t arrive at the same time it mean
13. does she call out what she has written down As soon as she has written down the number or symbol she again faces away from the monitor She can only look at it when the mouse has been clicked Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 11 6 Continue until the Mouse is clicked when the pointer is on the equals sign 7 The Memory then silently passes the equation written on paper to the CPU 8 The CPU calculates the equation if it is a difficult equation give the CPU a real calculator to help we are not testing math skills here 9 When the CPU has the answer to the equation she writes it on a piece of paper and silently passes the paper to the Display 10 When the Display receives the answer to the equation she gets up and writes the answer on the monitor in the appropriate spot on the pre drawn calculator 11 Keep a few girls busy by having them search for viruses pieces of paper with the word virus on them or with a funny looking virus image in the room Bring the viruses to the CPU who can destroy them however she would like tear them up crumple them into a ball etc Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Key to the Arts Guides Computer Skills badge Pathfinders Computer Whiz module Girl Guides of Canada Guides du Canada BC P
14. her shoulders e She cannot do something that she has not been instructed to do Pick one girl to start e Directions should be simple like move your hand 3 inches to the left Put your hand on top of the block to the left of your hand Grasp the block If she tells Robbie to Pick up a block but because she hasn t said which block or where Robbie will show that she is confused by shrugging her shoulders At this point if the girl confuses Robbie the job of instructing passes on to the next girl The activity continues until Robbie has built the tower At the end of the activity talk about which directions were easy for the robot to understand and which ones were difficult You can try this activity again but try instructing your robot to make a peanut butter and jelly sandwich or tie a shoe Any simple activity will work Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Communication is Where It s interest badge Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 45 Global Positioning System The Global Positioning System is a form of technology that has integrated into our lives Learn about how the Global Positioning System works then optional try the BC Geocaching challenge http bc girlguides org select Program gt Challenges amp Activitie
15. obstacle course relay race Electronic devices are made up of many thousands or even millions of simple devices called logic gates A logic gate looks at one or more inputs and depending on whether the inputs are true or false decides what the output should be But what do true and false mean to electronic devices When you make a decision you think about all sorts of complex ideas for example if you are trying to decide what to have for dinner your thoughts might run something like this I really like macaroni and cheese Do we have any Yes there it is in the back of the fridge Is there enough No there isn t very much and I m starving Is there something else in here that like Hmm pizza But had that for lunch so maybe something different for a change Electronic logic gates don t think that way For them the only thing to consider is Is there an electric voltage on this input If a voltage is there the input is true If no voltage is there the input is false Depending on the type of gate the conditions on the inputs determine whether the output is true has a voltage or false no voltage Mathematically these conditions are represented as 1 or 0 1 is true and 0 is false In this obstacle course game we ll make it even simpler using playing cards A red card is true a black one is false This game uses two types of logic gates an AND gate and an OR gate The names are always written in capitals
16. science activity Directions 1 Poke a hole in the bottom of each cup Supplies 2 Cut a piece of string about 20 metres long PP U 2 paper cups 3 Thread one end of the string through one cup and tie it onto a paper clip so it won t pull through the H a sharp pencil or needle hole Repeat for the second cup to poke holes with 4 As an extension test out the designs of different U fine string or fishing line phones Use paper cups Styrofoam cups and l small paper clips plastic cups Is there a difference in the sound waves created Which material is better To use You and a friend each hold onto a cup and move apart until the string is tight Make sure that it doesn t touch anything One person speaks into the cup while the other listens Can you hear what s being said Now the other person can try Explanation Speaking into the cup creates sound waves which change into vibrations at the bottom of the cup Those vibrations travel along the string and into the bottom of the other cup where they are turned back into sound waves so your friend can hear what you are saying Landline phones have microphones that convert the sound waves into electric currents that are sent through the wires and then converted back into sound waves by the earphone on the other end Cell phones use radio waves to do the same thing Radio waves are low energy and low frequency waves from the electromagnetic spectrum Program Con
17. small one near one side and a larger one opposite C small glass jar like a D small olive jar for Note Be careful doing this ask an adult for help if example with a metal you need it or plastic lid 2 Using the duct tape firmly tape the flashlight to the H hammer outside of the bottom of the jar so that when it is Q large nail turned on it will shine up through the jar O duct tape 3 Cover the rest of the jar with duct tape leaving just Q small bright flashlight enough room at the top to get the lid back on You e g mag light don t want any light to appear through the sides or i bottom of the jar Q water Q large bowl 4 Fill the jar about 2 3 full of water then turn out the lights in the room 5 Turn on the flashlight and let the light shine through the open jar onto the ceiling Notice how it is all splashy and disorganized 6 Put the lid on the jar tightly Hold the jar over the bowl and carefully tilt the jar so that water runs out of the large hole in the lid in a smooth steady stream The small hole lets air in so that the water can run out smoothly 7 Look carefully at the stream of water Can you see the light inside it Do you see light spilling out of the stream of water and hitting say the wall Put a finger under the stream Do you see a tidy dot of light on your finger Explanation If the water is coming out in a smooth steady stream you should be able to see light inside it but not
18. 010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 49 Pixel Picture Today not many people use film cameras Digital cameras cell phones and tablets with cameras on them are everywhere When light goes through the lens of the camera it lands on a sensor inside the camera The sensor is divided up into millions of small squares which are called pixels Depending on the brightness and the colour of light landing on each pixel the sensor sends out a different electrical charge The computer inside the camera converts the electrical charge readings into a picture A 1 MP megapixel camera has 1 million tiny squares a 14 MP camera has 14 million squares The more pixels a camera has the more detailed the image will be Directions 1 Explain how a digital camera works by reading aloud the paragraph above Supplies 2 Tell the girls that they are going to draw a pixel UI a copy of the Picture picture that has a resolution of 676 pixels 26x26 Pixel Grid for each girl This is far less than a digital camera but gives an D pencil or marker for idea of how the camera works each girl 3 Have the girls work through the instructions on the Pixel Picture Grid 4 Optional Draw your own pixel picture on a blank grid and translate it into instructions for another girl to follow to recreate the picture What else you can do with this Find more pixel pictures Pic a Pix online including both black amp white or colour pic
19. Exploring and Experimenting Keeper Brownies Key to STEM Guides You and Others Build Skills in Communication Engineering badge Pathfinders We re a Team Everything Comes from STEM Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 43 Training your Robot In this game one girl writes a program for another girl to make her way through an obstacle course 1 Directions Set up an obstacle course in the room using Suppli available equipment benches masking tape nets Uppies pool noodles etc U items to create an Divide the group into pairs One is the robot and obstacle course e g the other is the programmer pool noodles masking tape ball garbage can The programmer writes a program for the robot to etc follow using only the words from the Robot Dictionary Q paper and pencil Take the robots away to do another activity until the programmers have finished writing their program or have all girls be programmers and write programs then exchange programs with their partner and all become robots When the program is complete the robot takes it and follows the directions 6 The goal is for the robot to go from the start through the course pick up the ball back through the course and end with dropping the ball in the garbage can Debrief how did your program work Are there words y
20. Girl Guides Guides of Canada du Canada BRITISH COLUMBIA COUNCIL STEM CHALLENGE TECHNOLOGY A FOUR PART STEM CHALLENGE FROM THE BC PROGRAM COMMITTEE TECHNOLOGY E EO ENGINEERING Ae So G L e Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Copyright 2014 2015 Girl Guides of Canada Guides du Canada British Columbia Council 1476 West 8th Avenue Vancouver British Columbia V6H 1E1 Unless otherwise indicated in the text reproduction of material is authorized for non profit Guiding use within Canada provided that each copy contains full acknowledgment of the source Any other reproduction in whole or in part in any form or by any means electronic or mechanical without prior written consent of the British Columbia Council is prohibited Girl Guides Guides of Canada du Canada BRITISH COLUMBIA COUNCIL Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 BQ STEM CHALLENGE TECHNOLOGY CONTENTS Introduction to du OR Ee 1 8 1 EE 1 What s In the Technology Challenge 1 Challenge Requirements ss 2 Program Connections se nee ne nt 3 STEM Challenge Technology Tracking Sheet 4 ae a ca tte EE 5 Cyber Safety CyberSense Poem ss 5 Cyber Safety Jo Cool and Jo Fool
21. HALLENGE TECHNOLOGY ACTIVITIES Cyber Safety CyberSense Poem This activity is from the CyberCitizen challenge http www girlguides ca select Programs gt Specialized Programming gt Cybercitizen Challenge and will complete 1 of 2 activities required for Sparks or Brownies to earn that challenge It focuses on learning the difference between general and personal information and why protecting your private information on the Internet is important Reinforce the lessons learned by sending home a copy of the CyberSense Poem home and ask the girls to memorize it for the next meeting Directions 1 Tell the girls Today we are going to be looking at the difference between personal information and general information Personal information tells people who you are and where you live general information tells people about things you like or do but not who you are Place the two sheets of paper with General information and Personal information on the floor Read each cue card out loud one at a time and have the girls decide which category the information falls under and then place the card on the floor beside the appropriate category The test question for each one is would this information tell someone that you are Jenny Smith and how they can contact you Explain to the girls that protecting your personal information is very important when you are on the Internet because you dont always know who you are talkin
22. S units were available But there was selective availability built into the signals noise so that the technology could not be used against the US department of defense Accuracy was about 100 m On May 1 2000 Bill Clinton decided to turn off Selective Availability improving accuracy to 20 m What is GPS used for Originally used for military positioning navigation and weapons aiming system Five categories of use 1 Location measure volcanoes amp glaciers growth of mountains location of icebergs location where you have been 2 Navigation gets you from one place to another place on water air or land 3 Timing brings precise time to all because there are atomic clocks on the satellites and this information is delivered to the GPS receivers Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY 4 Mapping create maps be recording a series of locations Page 46 5 Tracking can track packages or even people if they have a GPS receiver and transmitter on them Some other uses precision farming open pit mining oil exploration airport harbor approaches animal migration and population study construction emergency services find best route aiding the blind and more Some Types of GPS Receivers e Car navigation and traffic alerts includes Bluetooth for phone connection e Handheld for outdoors use r
23. ack at her team the next girl in each team picks a card from her stack and the relay continues Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Key to Active Living Guides Beyond You Try New Things Engineering badge Pathfinders Everything Comes from STEM module Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 39 Computer Programming Computers might seem smart but in reality they can only do exactly what they re told They get instructions from their programs and if the program is wrong the computer can t get the job done When programmers are developing a computer program they must test and retest it to make sure it does what it s supposed to Try this activity to see what happens when a program isn t exactly correct For a simple alternative for Sparks or Brownies try Robbie the Robot instead Directions 1 Divide the girls into teams of two or three Give each team some paper and a pen Supplies 2 Have each team write a program a set of detailed Cl paper instructions for completing a simple task For example U pens or pencils L materials to do the e Tying a shoe activity described in the e Brushing teeth or washing hands program as required e Making a peanut butter and banana sandwich e Packing gear into a backpack for a hike 3 When the teams have finish
24. correctly gets to pick the next question e f neither team answers correctly nobody gets the points and the team that picked the question gets to pick the again 5 The team with the most points when all the questions have been answered wins Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 14 What else you can do with this This activity can be easily adapted for younger girls or girls who have little experience with computers by using fewer questions and selecting questions that fit with the girls level of knowledge Another option for younger girls is to phrase the questions in a multiple choice format where they are given the answer in the selection Computer Jeopardy Questions Category Input Devices Things We Use to Put Information Into a Computer Point Value Question Answer You can use this input device to point and click 100 A mouse This input device can be connected to a computer to download photos you 200 have taken A digital camera smartphone tablet 300 Use this input device to record sounds like your voice reading a story A microphone This input device is used mostly for playing computer games 400 Der A joystick Use this input device to create an image of a paper document and save it on 500 your computer A scanner photocopier Category Output Devices Things We Use to Ge
25. dels a cellular phone network Several people who are making phone calls move around an area and as they go their phone calls are passed from one cellular tower to another How many people can be talking at the same time before calls start getting dropped This game is best for larger groups but it will work with smaller groups as well In this game everything is a model for a something in a real cell phone network e Girls who are Talkers represent people talking on cell phones Just like in real life the Talkers move around while they are on the phone The cellular network has to keep track of which phone call is coming from which Talker and where the Talkers are e Each Talker is assigned a baton which travels from tower to tower and a matching flag This makes it easier to match the phone with the person using it e Girls who are Towers represent a network of cell phone towers These are used to transmit the phone call over radio waves Each tower can only transmit over a small area For this game that area is represented by the arms reach of the Tower girls As the girl talking on her cell phone walks around her phone call baton is passed from tower to tower The tricky part of designing a cell phone network is making sure that the towers are close enough and there are enough of them so the person talking on the phone won t have her call dropped The goal of any cellular network is to drop as few calls as possible How many of the
26. e resorted to dictionary definitions to help us out according to Merriam Webster technology is the practical application of knowledge especially in a particular area or a capability given by the practical application of knowledge If you ve read the Engineering booklet of this STEM challenge you might notice that this definition is very much like the one Merriam and Webster gave us for engineering The line between technology and engineering is very fuzzy indeed So how did we decide what should go into this Technology booklet and what should go into the Engineering booklet Our rationale is largely arbitrary In this Technology booklet we ve decided to focus on those aspects of technology that are commonly referred to as high technology Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 2 scientific technology involving sophisticated devices especially in the fields of electronics and computers thanks again to Merriam Webster for that definition This part of the challenge therefore contains activities related to computers and other electronics software the Internet and modern communications technologies Although several of these activities necessarily require the use of a computer we have tried very hard to make it possible for a unit to earn the Technology crest without finding a laptop for everyone in the group Several activities don t require c
27. e your fingernail to scrape off any really stubborn gunk Dry the ball thoroughly Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 20 8 Moisten a cotton swab with clear water and clean the rollers inside the mouse Dry all the parts of the mouse thoroughly and put it back together 9 To clean the monitor gently wipe off any dust that has accumulated on the top and sides of the monitor Gently wipe the screen with a clean soft dry lint free cloth Note Don t use any alcohol or ammonia based cleaners on the screen unless your owner s manual specifically says it is okay to do so Note Don t use paper towels or coarse cloths to clean the screen you could scratch it Note LCD screens flat screen monitors TVs laptop screens are very sensitive Be very gentle when cleaning these screens If a dry cloth doesn t get all the grime off look for special LCD cleaning solutions at your local computer shop 10 When all the components are completely dry plug everything back in the way it was when you started Program Connections Brownies Key to Active Living Information Technology is IT interest badge Guides Computer Skills badge Pathfinders Exploring a Theme Computer Whiz Rangers Community Connections Changing Communities Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015
28. ed writing their instructions have them trade with another team 4 Each team reads the instructions they have to a computer one girl or Guider who must follow the instructions to complete the task The instructions must be read exactly as written no additional details or explanations can be given to the computer and the computer must follow them precisely If anything is confusing or if any steps are left out the computer must proceed as best she can 5 Did the instructions work Were any details left out Could the computer follow the instructions 6 Give the girls a few minutes to revise their programs Can the computer do better the second time around What else you can do with this You can easily adapt this activity for girls of different ages and abilities by choosing a task at an appropriate level The more complex the task the more challenging this activity You can also increase the challenge level by setting a time limit for writing the program Program Connections Brownies Key to STEM Communication is Where It s interest badge Guides You and Others Build Skills in Communication Computer Skills badge Pathfinders Everything Comes from STEM module Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 40 Write a Program from Scratch Scratch is a programming language that lets you create interactive stories anima
29. eper Brownies Key to My Community Key to the Living World Guides You in Guiding Be Involved in Your Community Recycling badge Pathfinders Our Environment module Rangers Environment Outdoors and Camping Reduce Reuse Recycle Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 31 Hard Drive Maintenance The hard drive is one of the most critical components in your computer that s where all your programs your security software your school projects your photos and music are stored But it needs help to do its job properly Without regular maintenance your hard drive will run more slowly than necessary and it might even crash Fortunately there are some simple steps you can take to help keep your hard drive in peak operating condition The instructions given here are for computers running Windows 7 and Windows XP The procedures are very similar for other versions of Windows but if you need help try the built in help for your operating system or look for directions on the Internet Directions Step 1 Clean Up Your Hard Drive Over time your hard drive collects all sorts of things you dont really need temporary files downloaded from Supplies the Internet optional Windows components that you never use stuff in the recycling bin and so on Every so often you should clear out all this junk so that you have plenty of space for the thi
30. eplaces map A compass e Sports fitness for cycling or running route mapping heart rate cadence data cycle computer e Marine build with details coastal information allowing marine navigation and course plotting e Aviation maps terrain route info airport info etc Directions for Sparks amp Brownies This simple game illustrates how to use a GPS receiver to find a geocache Supplies 1 Before the meeting hide the containers in various LU Several different types locations around the meeting place Best if they aren t in the same room of geocaching containers For example a magnetic 2 Give each Guider instructions to her geocache or to pe all the geocaches but set an order to find them in bi y ub E so no two groups are searching for the same thing E at the same time n lock container a waterproof match 3 Split the girls into groups Best to have as many container and a larger girls in each group as there are geocache box containers so each girl gets a turn to be the Supplies for inside the navigator Note that we had five geocaches so we containers log sheets were able to have five girls per group pencils Weeer 4 Each group has a GPS Guder The GPS Guider any dollar store trinkets cannot talk she can only beep She represents the will do as a GPS receiver that is receiving signals from the demonstration satellites in the sky trackables if you have 5 For each geocache the girls hu
31. f you have a computer with an Internet connection you can enter the part numbers in a search engine and find out exactly what each device is You should be able to identify e Analog to Digital Converter ADC When you talk the pattern of sounds and silence coming out of your mouth is called an analog signal it is continuous and it can be loud or soft high pitched or low pitched But most electronic devices are digital they understand only two values 1 and 0 Therefore before your cell phone can do anything with the sound of your voice it must first convert it to a series of 1s and Os This is the job of the analog to digital converter It generates a complex code using only 1s and Os that completely encodes all the aspects of your voice Sound impossible Think of Morse code It uses only two values dot and dash yet you can combine those values into an infinite number of complicated messages e Digital to Analog Converter DAC This is the partner of the ADC When you talk to your friend on the phone her voice arrives at your cell phone as a string of 1s and Os thanks to the ADC on her phone But your ear wouldn t know what to do with that it s designed to interpret the sounds in a human voice and a string of 1s and Os would be gibberish So your phone has a digital to analog converter that converts that string of 1s and Os back into a human voice so that your ear can understand it e Digital Signal Processor DSP Once
32. fit the STEM challenge into your regular program planning In some cases the challenge activity is very similar to an activity in the program area in other cases the challenge activity could be used as an alternative to activities mentioned in the program area In all cases remember that the girls program is intended to be flexible if an activity meets the objectives of the program area and if it is interesting and challenging for the girls by all means give them credit for it as part of their program requirements The lists of program connections are also not exhaustive If you find another program area that is covered by an activity in this booklet don t hesitate to give the girls credit for it You may notice that very few of the activities include explicit program connections for Rangers The Ranger program encourages in depth exploration of topics of interest Many of the activities in this booklet on the other hand are relatively short and simple so that busy Guiders can easily incorporate them into unit meetings and offer only a very superficial taste of the subject matter That makes it difficult to draw direct connections between these activities and the Ranger program However because the Ranger program is also very flexible and self directed Rangers can certainly take any of these activities and expand or combine them to meet the objectives of one of the program areas Rangers who are working in units can also plan and lead
33. fuse bombs in dangerous areas and they search disaster zones for survivors The really amazing part though is that robots do all these things without being able to think for themselves Robots like computers can only do what they are told This activity is a variation on Pin the Tail on the Donkey Instead of groping your way toward a picture of a donkey to pin a tail on it direct your robot friend to do the job for you Directions 1 Blindfold your partner and give her the donkey s tail Supplies 2 Give her directions to navigate around the room and stick the tail on the donkey e g Take ten steps Q partner forward or Turn right Your robot must follow the T blindfold instructions exactly and she cannot ask questions to i i confirm or clarify your meaning How easy or hard is U large picture of a tail it to get her to the destination less donkey Q donkey tail strip of paper or a piece of ribbon Q tape or pin Note You can adjust the challenge of this activity by making the path to the donkey very simple or very complex with obstacles that must be avoided 3 Switch roles with your partner 4 Once you ve both had a chance to be the robot and the controller think of what was hard about this activity For example e Were there any situations where you had to stop the robot to keep her from running into obstacles What caused those situations e Did your robot ever misunderstand your instructions W
34. g 40 Write a Program from Scratch 51 Internet Packet Relay Engineering 24 Cell Phone Relay 26 Dissect a Cell Phone 29 String Phones 36 Logical Obstacle Course 41 Robot Pin the Tail on the Donkey 43 Training your Robot 45 Global Positioning System 49 Pixel Picture 51 Internet Packet Relay Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 54 Hiking 45 Global Positioning System Physics 34 Fibre Optic Water Picture This 49 Pixel Picture Recycling 30 E Cycling Science 34 Fibre Optic Water Pathfinders Camera Crazy 49 Computer Whiz 9 Be a Computer 13 Computer Jeopardy 19 Squeaky Clean 21 Computer Concentration 31 Hard Drive Maintenance 40 Write a Program from Scratch Everything Comes from STEM 24 Cell Phone Relay 26 Dissect a Cell Phone 34 Fibre Optic Water 36 Logical Obstacle Course 39 Computer Programming 41 Robot Pin the Tail on the Donkey 43 Training your Robot 45 Global Positioning System 49 Pixel Picture 51 Internet Packet Relay Finding Your Way 45 Global Positioning System Movie Mania 40 Write a Program from Scratch Our Environment 30 E Cycling The Arts from A to Z 40 Write a Program from Scratch 49 Pixel Picture Web Surfin 6 Cyber Safety Jo Cool and Jo Fool 7 Cyber Safety In the Eye of the Beholder 8 Social Media Awareness
35. g to or who can see the information you post The most important message for them to understand is to get help from an adult before posting any information online or communicating with others online Page 5 Supplies U copy of CyberSense poem for each girl http mediasmarts ca ti psheet cyber sense poem prepared cue cards for each girl my real name my age where live my nm 66 favourite colour my 33 66 email address my school name my favourite animal favorite game favourite food phone number 2 signs General Information amp Personal Information my my my 33 66 To help reinforce what they ve learned have the girls memorize and bring home copies of the CyberSense Poem Program Connections Sparks Brownies Exploring and Experimenting Keeper Key to STEM Information Technology is IT interest badge Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 6 Cyber Safety Jo Cool and Jo Fool This activity is from the CyberCitizen challenge http www girlguides ca select Programs gt Specialized Programming gt Cybercitizen Challenge and will complete 1 of 2 activities required for Guides or Pathfinders to earn that challenge During this Cyber Tour the girls will travel through a variety of websites with Josie and Joseph Coo
36. girls line up at their starting locations their home computers on the opposite side of the room from the puzzles L something to mark the network i e rope chalk masking tape 5 On go the first girl in each team follows the network lines between the routers to make her way to the puzzle table Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 52 6 At the puzzle table she picks up one piece of the puzzle and rolls the dice The numbers on the dice indicate which routers she must go through to travel back to her home computer She can take any route she would like but must touch both routers indicated by the dice If she gets doubles she only needs to go through one router to return to her computer However she may have to go through more routers depending on your setup 7 When a puzzle piece has arrived at the home computer the next girl in line repeats the process The remaining girls can assemble the puzzle as they wait for their turn 8 Continue until all puzzle pieces have been received and the puzzle has been assembled Puzzle Server Sample Room Setup Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Information Technology is IT interest badge Team Together interest badge Guides Computer Skills badge Engineering badge Pathfinders Everything Comes from STEM module
37. given here are very generic Cell phones vary greatly in their design some come apart very easily and others need considerable coaxing Once you ve got it open you ll also find a lot of variation in the number type and arrangement of the internal components These instructions are intended to get you started and if you want more information try looking on the Internet If you type what s inside a cell phone or take cell phone apart into a search engine you ll get all sorts of information You might even be able to find details on your particular brand and model of cell phone Directions 1 Make sure the cell phone is really unwanted Don t i just assume that your older brother never plans to Supplies use his cell phone again The tools you use will vary 2 Turn the cell phone off and remove the battery The greatly depending on the battery compartment is usually at the back of the type of cell phone you are phone under a cover that can be slid off or lifted up dissecting As a general without removing any screws idea though you ll need 3 You will probably find the phone s SIM card U old unwanted cell underneath the battery you might need to peel off a phone label to find it It s shiny and gold coloured usually LI small jeweler s Note SIM stands for Subscriber Identity Module screwdriver of the type The SIM card stores a special key code that that will fit into the uniquely identifies the cell phone user
38. he Tail on the Donkey 43 Training your Robot 44 Robbie the Robot 45 Global Positioning System 49 Pixel Picture 51 Internet Packet Relay Key to the Arts 9 Be a Computer Key to the Living World 30 E Cycling Brownie Interest Badges All About Art 49 Pixel Picture Communication is Where It s 24 Cell Phone Relay 29 String Phones 39 Computer Programming 44 Robbie the Robot Happy Hiking 45 Global Positioning System Information Technology is IT 5 Cyber Safety CyberSense Poem 19 Squeaky Clean 51 Internet Packet Relay SSSS Stands for Sound Surround Soothe and Stimulate 29 String Phones Super Crafts 12 Build a Computer for Junior Techies Team Together 51 Internet Packet Relay Which Way 45 Global Positioning System Guides Beyond You Try New Things 26 Dissect a Cell Phone 29 String Phones 36 Logical Obstacle Course 40 Write a Program from Scratch You in Guiding Be Involved in Your Community 30 E Cycling You and Others Build Skills in Communication 39 Computer Programming 41 Robot Pin the Tail on the Donkey 43 Training your Robot Guide Interest Badges Art Production 40 Write a Program from Scratch 49 Pixel Picture Computer Skills 6 Cyber Safety Jo Cool and Jo Fool 8 Social Media Awareness 9 Be a Computer 13 Computer Jeopardy 19 Squeaky Clean 21 Computer Concentration 31 Hard Drive Maintenance 39 Computer Programmin
39. hy e Did you give any instructions that you thought were clear only to have your robot interpret them in a different way than you meant For example perhaps you said Go right ten steps expecting her to turn to the right and walk ten steps but she stepped sideways to the right ten times 5 Think of ways to make it easier to control the robot and make her do exactly what you need her to do Try pinning the tail on the donkey again using your improved method of controlling the robot What else you can do with this In real life robots often have some sort of feedback system they can send information back to the controller For example a robot might send back information about its bearing the direction it s headed and speed or it might have a video link that lets the controller see what is around the robot To experiment with this idea draw a diagram showing the route you want your robot to take through all the obstacles to the donkey Remove the robot s blindfold and turn your back so that you cannot see her Using your diagram give her instructions to get her to the donkey After each instruction she Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 BQ STEM CHALLENGE TECHNOLOGY Page 42 should give you some basic feedback such as I am facing the door or am beside a desk Does this make it easier or harder to get your robot to the donkey Program Connections Sparks
40. ies spheres in 3 D trilateration calculations This activity Q temporary markers uses circles in 2 D trilateration 2 dimensional because masking tape we are on the surface of the Earth and not in the sky Frisbees traffic cones like a satellite etc 1 You will need to set this activity up in advance three pieces of rope of Choose a large open area where you can use chalk varying lengths on the ground Alternately if you can t use chalk between 3 and 8m you can use string to mark your circles Start by long placing a temporary marker in the location that the girls are to find This is like marking a waypoint on z SE of sidewalk the GPS receiver Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 48 2 Lay out three ropes in straight lines starting from the waypoint and extending out in different directions 3 At the end of each rope place a marker i e masking tape Frisbee traffic cone etc then coil each rope up and place each at its marker Remove the temporary waypoint marker 4 This activity requires 6 girls You can either use the 6 girls to demonstrate this concept to the group or use this activity in a round robin Assign 3 girls to be satellites and 3 girls to be signals 5 The satellites stand at the marked locations and hold on to one end of the rope Don t drop it 6 One at a time
41. ing Unit runs the program to determine the answer to the equation When it knows the answer it passes it to the display for recording e Display records the answer on the monitor e Antivirus hide virus symbols around the area and have antivirus girls looking for them while the program is running If they find them they bring them back to the processor who destroys them Once the girls all know their roles have them act out how a computer works Sample Scenario Ae Before you begin have the Memory CPU and Display sitting facing away from the monitor They are not to see what is happening on the monitor Give the Mouse Controller an equation written on a piece of paper for the computer to calculate For example 5 10 Nobody except for the Mouse Controller should know what the equation is so don t say it out loud The Mouse Controller then calls out directions for the Mouse User 4 The Mouse User moves the Mouse and the Mouse Pointer watches carefully and moves the pointer on the monitor to match the movements of the Mouse When the Mouse stops moving the Mouse Pointer stops moving as well When the Mouse Controller calls out for the Mouse User to click the Mouse the Memory looks at the monitor then writes down the number or symbol that is under the pointer at that time So if the pointer is on pointing at the 5 the Memory writes down a 5 on a piece of paper She does not show it to anyone else nor
42. kA OH Answer key 1 computer 2 research 3 electronics 4 hardware 5 communication 6 gadgets 7 Cell phone 8 Download 9 Science 10 Machine 11 Energy 12 Circuit 13 Transistor 14 Battery 15 Future 16 Innovation 17 Education 18 LCD 19 Microphone 20 Circuit board Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 19 Squeaky Clean Cleaning your computer is an important part of keeping it in good working condition Otherwise accumulated dust and dirt can damage components or cause the computer to overheat Note When cleaning your computer make sure you keep liquids well away from it Put liquids onto a cloth or cotton swab then use the cloth or cotton swab to wipe the computer DON T spray liquids directly onto the computer Although cleaning the inside of the case is important we don t recommend you open up the case of the computer to clean inside it unless you know what you are doing or have a knowledgeable person helping you If you touch something inside the computer you could give it a static shock which can damage components or cause data to be lost If the user manual for your computer provides any guidelines or instructions for cleaning the computer follow them Directions 1 Turn off the computer and unplug all the cords You might want to make a note of where everything is Supplies connected so tha
43. l At each site the girls will use a series of questions to decide whether Jo and Jo are making the right or wrong decision about whether to use the site These situations can be used as springboards for discussion and critical thinking about responsible internet use The Cyber Tour is followed by a 20 question multiple choice Cyber Quiz that reinforces the lessons that have been learned Completion of the Cyber Tour and Cyber Quiz will complete the CyberCitizen Challenge Directions 1 Have each girl write Cool and Fool on each side of her cue card and then glue her card to a Popsicle Supplies stick They will be using these to indicate their answers L Internet connected computer s 2 Gather the girls around a computer or in front of a Q review the PDF screen if you are using an overhead projector Have document from the each girl have their voting sticks ready Cybercitizen challenge 3 Take the girls through each of the twelve scenarios https www girlguides c on the website http mediasmarts ca game jo cool a uploads File opportuni or jo fool grades 6 8 At the prompt at the end of ties for_girls challenges each scenario What kind of web site is this What and_activities cyberciti decision does Jo have to make What should Jo zen_challenge 2012 G look out for Does Jo make the right decision P jo cool jo fool all Discuss the answers as a group and then have girls issues pdf vote using their stick
44. l Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 28 converted and processed into a digital signal The antenna is also where your friend s voice gets picked up so that it can be processed and converted into an analog signal that you can hear Speaker A small flattish round or oblong device near the top of the phone After your friend s voice has been received by the antenna processed by the digital signal processor and converted back to an analog human voice by the digital to analog converter the speaker amplifies it so that your ear can hear what she said LCD Liquid Crystal Display The screen you read your text messages on Keyboard Depending on the type of phone you have the keyboard might be just a number pad or it might be a full text keyboard Camera If your phone is a camera phone see if you can identify the camera It will be small and round and tucked into a little hole in the case of the cell phone Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Guides Beyond You Try New Things Engineering badge Pathfinders Everything Comes from STEM module Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 29 String Phones Use an old fashioned string phone to help explain sound waves and phones to the girls in this
45. lectronics www encorp ca electronics Computers for Schools www ic gc ca eic site cfs ope nsf eng Home Recycle My Cell www recyclemycell ca Recycling Council of BC htto rcbc bc ca The website of the manufacturer of your electronic device many have some sort of recycling program Directions There are a variety of activities you could do to learn about the need for recycling electronics and how and Supplies where to do it in your community These are suggestions pick and choose or add your own to plan a meeting that fits your needs LI community resources information phone book computer with an 1 Find out where in your community you can recycle Internet connection electronics knowledgeable person 2 Learn about how electronics are recycled Consider taking a field trip to a recycling facility or bringing in a guest speaker Can you find someone who can break down a computer or other electronic device at your meeting and talk about all the components and how they are recycled 3 Collect old cell phones and donate them to a charity of your choice e g Red Cross Canadian Diabetes Association 4 Collect old cell phones to raise funds for a Guiding project e g camp maintenance international trip etc Be sure to follow the guidelines for fundraising and financial management Check out Cell Cycle www cellcycle ca for information Program Connections Sparks Going Outside Keeper In My Community Ke
46. ll lose everything stored on your hard drive If you re okay with that feel free to skip this step If not you must back up your hard drive regularly and often Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 33 How often For most users once a week plus immediately after you make important changes to your computer for example after you download 300 summer camp photos from your camera Each version of Windows has a slightly different process for backing up the hard drive and the process for your first backup is different than for subsequent ones Therefore we are not going to attempt detailed step by step instructions here However the backup utilities are pretty easy to use The steps given here will get you started and the utilities themselves will guide you the rest of the way 1 Decide where you want to store your backup On the computer itself is not a good place Use DVDs or an external hard drive DVDs are cheap but slow and very often there is not enough space on one DVD for the entire backup A better but more expensive option is to buy an external hard drive to use just for your backups They start at around 100 but they are much faster and easier for backups than DVDs Start the backup utility e In Windows 7 on the desktop double click Computer Right click the drive you want to back up and click Properties on the pop up me
47. lly cool please let us know so we can add it to any future STEM related challenges The challenge credit system is new activities that require more time to complete will earn more credits than the quick activities The number of challenge credits per activity is listed on the challenge tracking sheet If you would like to complete an alternate activity which requires more time and in depth study you can use your judgment to determine how many credits the activity should be worth The Program Committee has produced a variety of program resources that include STEM activities Look for additional resources on the BC Girl Guides website Rangers Sparks Brownies Guides Pathfinders Adults Total number of credits required 3 4 5 5 5 When you have fulfilled the requirements complete the BC Crests Order Form found on the BC Girl Guides website http www bc girlguides org click on Program gt Challenges amp Activities gt Provincial Challenges Instructions on how to order the crests are provided on the form Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 3 Program Connections Each activity in this booklet includes a list of program connections areas of the girls regular program that the STEM challenge meets the requirements for These program connections are intended as guidelines to help you
48. nections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Communication is Where It s interest badge SSSS Stands for Sound Surround Soothe and Stimulate interest badge Guides Beyond You Try New Things Engineering badge Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 BQ STEM CHALLENGE TECHNOLOGY Page 30 E Cycling We go through a lot of electronic devices Many people replace cell phones laptops tablets TVs gaming consoles and personal music players fairly frequently and all that electronic waste in landfills is a big problem The components inside those electronic devices often contain serious pollutants like lead Pb incinerating them releases heavy metals dioxins and toxic acids into the environment So what can a Girl Guide do to help solve the problem The first step of course is not to replace things if you don t have to Do you really need a new cell phone or a bigger TV Can you get by with the one you already have or even with none at all The less you buy the less you need to dispose of Secondly if your electronics really do need dumping don t just pitch them into the landfill recycle them For information on electronics recycling in your community check your local phone book or contact your City Hall regional district You can also try the following resources Electronic Recycling Association www era ca Encorp Return It E
49. ngs you do use Windows provides a Disk Cleanup utility to make it easier Q a computer running Windows 1 Click the Start menu at the bottom right corner of your screen in Windows 7 it is the four colour Windows logo 2 Click All Programs then Accessories and System Tools select Disk Cleanup 3 If you have more than one drive a dialog box appears so that you can select the one to clean up The Disk Cleanup utility calculates how much space you can clear up on that drive and shows a list of files that can be removed Note You can see more options by clicking the Clean up system files button This will let you remove system files and programs that you don t use However unless you are absolutely sure what a file or program is for we recommend that you don t delete it 4 Select the files you want to remove and click OK You ll see another dialog box asking you to confirm that you really want to delete the files then the Disk Cleanup utility will go ahead and remove them Step 2 Check Your Hard Drive for Errors As you use your computer the hard drive can develop bad sectors parts of the hard drive where data is stored That slows down the hard drive and makes it harder to save files and retrieve them later The Error Checking utility called ScanDisk in earlier versions of Windows checks the hard drive for errors bad sectors and misplaced files Run this utility fairly often once a week if you use your computer ever
50. ns 1 Tape the question sheets question side down onto a wall or similar surface at your meeting location Supplies Arrange them by category and point value as in the table above Alternatively use file folders and place them on the ground in five rows of fives Write the LI tape points on the file folder and place the question sheet LJ stopwatch or egg timer inside the file folders LI question sheets Q two buzzers bells or 2 Divide the group into two equal teams Give each other noisemakers team a buzzer or other noisemaker or ask them to choose a noise they will make when they have figured out the answer to a question QI extra paper and pen for keeping score 3 Flip a coin to see which team goes first That team picks a category and point value e g Abbreviations for 500 4 Turn over the chosen paper read the question and start the timer Both teams try to figure out the answer to the question when they have it they sound their buzzer noisemaker e The first team to buzz gives their answer In TV Jeopardy answers must be in the form of a question e g What is a Liquid Crystal Display It is up to you if you want to enforce this rule or not e lf the first team gives the correct answer they win the point value of the question If they answer incorrectly the other team gets a chance to answer and win the point value of the question Keep a running tally of each team s score e The team that answers
51. nt for a different girl access to them is the navigator The navigator holds her hand out in front of her and points If she is pointing in the direction of the geocache the GPS Guider will beep Softly and slowly if she is far away from the cache louder and faster as she gets closer to the geocache If the girl veers off course the GPS Guider will stop beeping 6 The navigator will need to turn in a circle with her hand pointed in front of her in order to determine which way to go 7 Before moving on to the next cache either meet at a central meeting spot with all groups or wait to make sure the next group has found their cache before moving on Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 47 Directions for Guides and older Part 1 Measuring Distance with Time A GPS Receiver calculates how far away the satellites are by looking at the time signal sent by the satellite Supplies and comparing it with the current time It knows the speed that the signal travels at so it can calculate the U stopwatch distance U blindfold optional 1 This activity requires 5 girls You can either use the 5 girls to demonstrate this concept to the group or use this activity in a round robin Assign each girl a different role You need a satellite a signal a timer and two geocaches 2 In a large open area have the satelli
52. nu Select the Tools tab then click the Backup now button in the Backup section e In Windows XP click the Start menu then All Programs then Accessories and System Tools select Backup e Follow the prompts to set up a backup and schedule regular backups When you are asked what you would like to back up the best option is to let Windows choose and back up everything That way the backup will include all your installed software your preferences and so on as well as your personal files It is much easier to restore your system to the way it was if you have backed up everything Set a schedule for automatically backing up your hard drive at a convenient time A backup is only useful if it s recent so schedule it to run at least once a week more often if you are doing critical work that you can t afford to lose Program Connections Guides Computer Skills badge Pathfinders Computer Whiz module Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 34 Fibre Optic Water In many areas communication networks make use of optical fibres thin glass wires or fibres that carry information in the form of flashes of light But how does light travel through the glass fibres Find out in this experiment Directions 1 Take the lid off the jar With the hammer and nail carefully punch two holes in the top of the lid a Supplies
53. omputers at all many of those that do can be done individually or in small groups so girls can do them on a computer at home or school Note A word about safety if you or your girls are doing any of the activities that involve the Internet make sure you are following the rules about privacy Make sure parents are aware of and okay with what you re doing remind the girls never to give out personal information and be very careful not to publish details of where you are going for meetings excursions camps etc Remember that nothing on the Internet is ever private We hope you enjoy this Technology challenge And if you re disappointed that it doesn t include space exploration robotics medical technology or any of the myriad other capabilities given by the practical application of knowledge just step on over to the Engineering booklet once you ve finished this part of the STEM challenge Challenge Requirements To earn the ribbon crest for this part of the STEM Challenge you need to complete activities in order to earn challenge credits depending on your branch of Guiding You can select these activities from this booklet or you can choose activities from the Internet books or magazines other Guiders or people in your community or any other resources As long as the activities are challenging for your group and fit the objectives of this part of the STEM Challenge go ahead and use them And if you come across something rea
54. otherwise it would be too hard to tell them apart from the regular words and and or in our language Both of our logic gates have two inputs A and B and one output AND Gate An AND gate makes the output true red in our game only if both the inputs are true If one of the inputs is false black the output is also false black A B Output Red Black Red Black Red Red Red In a logic diagram or circuit schematic an AND gate is drawn like this A B Output Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 37 OR Gate An OR gate makes the output true red if either of the inputs is true The output is only false black if both the inputs are false A B Output Red Black Red Black Red Red Red Red In a logic diagram or circuit schematic an OR gate is drawn like this Directions 1 Set up your obstacle course It can be as long or short as you like but you will need two paths one Supplies for each of two relay teams U variety of objects for 2 Draw an AND gate on one of the sheets of poster setting up an obstacle board and place it at the beginning of the obstacle course hula hoops to course Draw an OR gate on the other sheet and spin beanbags to toss place it at the end of the obstacle course in a bucket clothes to 3 Split each deck of cards into two eq
55. ou don t even notice that it is coming to you in packets If your meeting place does not have an Internet connection you can download videos to playback while not online See http www wikihow com Download YouTube Videos for instructions Or you can use smartphones that have data plans to watch the videos If possible watch There and Back Again A Packet s Tale How Does the Internet Work http youtu be WwyJGzZmBe8 Directions 1 Split the girls into teams of about 6 girls each You e will need one puzzle per team You can either use a Supplies simple child s puzzle or cut a picture into several Q a puzzle for each team pieces to make your own puzzle DI pair of dice for each 2 Set the room up so that that the puzzles are on one team table at one end of the room Place a pair of dice with each puzzle This is the puzzle server GEES routers i e chairs 3 Set up a six routers around the room and label Q signs for 6 routers them for example Router 1 Router 2 Router 3 Router 1 Router 2 etc Distribute the routers around the room and etc connect them either with rope placed on the floor a line of chalk drawn between them or with masking tape before applying masking tape to the floor ensure that this is allowed in your meeting space Connect the puzzle table to one or more routers and connect each starting location to a router A sample setup is shown on the next page 4 The
56. ou would like to add to the robot dictionary Robot Dictionary step forward backward turn rotate right left grab drop up down reach numbers 1 9 Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Key to Active Living Guides You and Others Build Skills in Communication Engineering badge Pathfinders Everything Comes from STEM Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 44 Robbie the Robot This is a simple activity that is an alternate activity to Computer Programming and would be suitable for Sparks or Brownies It will help the girls understand how directions need to be simple clear and concise when programming a robot to move Directions 1 2 Place your blocks on the table Explain to the girls that they are going to tell Robbie Supplies what to do and how to move so that she can build a tower Also explain that Robbie can only do what she s been told to do and nothing more Also Robbie doesn t understand complex directions more than one thing at a time LJ Lego blocks or wooden blocks or boxes or something that can be used to build a tower L table One leader plays Robbie Robot e Her job is to follow directions from the girls to the letter e f she can t follow that direction then she is can indicate that she is confused only by shrugging
57. rd drive are modified or deleted blank spaces appear in between them and the hard drive starts splitting new files up and storing the pieces in different locations This is called fragmentation and it makes the hard drive work very hard to find all the pieces and put them together again when you want to open the file Running the Disk Defragmentation utility regularly once a month is usually appropriate can help avoid problems Like the Error Checking utility Disk Defragmenter can take a long time to run so choose a time when nobody needs the computer 1 Close all files and programs 2 Click the Start menu at the bottom right corner of your screen in Windows 7 it is a button with the four colour Windows logo 3 Click All Programs then Accessories and System Tools select Disk Defragmenter 4 In the Disk Defragmenter dialog box select the disk drive you want to defragment then click Analyze or Analyze disk again different computer systems use different words 5 The Disk Defragmenter utility will tell you how fragmented your hard drive is If it is more than 10 click Defragment or Defragment disk to fix it Step 4 Back Up Your Hard Drive Even with proper care and maintenance hard drives can fail Mechanical components break storms cause power surges laptops get knocked off tables and viruses come from everywhere to infect your computer and render it unusable When things like this happen chances are good that you wi
58. rection that she needs to go Remind the girls that Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 10 they can t push or shove the mouse She can be move up forward down backward left and right or press the top of the helmet to click her mouse e The girls can participate by yelling directions for the user to do Monitor e Use a large piece of paper to draw a monitor You could also use a large chalkboard or whiteboard On the monitor draw a calculator with the numbers and symbols in place or add your pre drawn calculator to the middle of the monitor e Assign one girl to be the mouse pointer When the girls direct the mouse the girl with the pointer moves it according to the instructions as well e g the mouse moves right the pointer moves right e Decide on a certain number and ask the girls to direct the mouse and pointer to the number Piecing it together Girls are assigned the following roles e Mouse user moves and clicks the mouse e Mouse follows the direction of the user e Mouse controller a single girl or group that gives directions to the mouse by yelling up down left right or click e Mouse Pointer moves the pointer on the computer monitor e Memory records the equation and gives it to the CPU for the computer e CPU Central Process
59. rogram Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 12 Build a Computer for Junior Techies This activity can help younger girls learn about the parts of a computer while allowing them to express their creativity To see examples of other computer creations search online https www google ca q cardboard computer amp tbm isch or https www google ca q cardboard computer kids amp tbm isch This activity is intended for Sparks and Brownies only Directions 1 Lay all of the crafting materials out on a table e 9 Supplies 2 Before building computers discuss with girls the type of computers they have at home Chances are H boxes of varying sizes that most of them have desktops but won t know from small to large what it s called Some will have laptops or tablets make sure that some Discuss some of the computer parts and what they are flat like pizza boxes do as some girls may 3 Ask the girls to use the craft supplies to build their ae to build a own computer They can either work on their own or in small groups Let them be as creative as they Q cardboard like You may wish to have a picture of a keyboard Cl scrap cardstock in so they can see the order of the letters and varying colours numbers LI alphabet and number 4 When everyone has finished have some time for stickers show and tell U program icons for the desktop screen e g games calculator browsers Microsoft Word etc
60. s gt Provincial Challenges to find the requirements For Guides and older this animated video explains how GPS works http www brainpop co uk humanities geographymapsatlasesandalobes globalpositioni ngsystem For Pathfinders and Rangers check out these videos Case of the Technical Knockout How Does GPS Work http youtu be 3zZRIbboMvbO How does GPS work http youtu be vfzAL5L29Y If your meeting place does not have an Internet connection you can download videos to playback while not online See http www wikihow com Download YouTube Videos for instructions How does a GPS receiver work The GPS receiver does not send any signals it only receives them There are about 30 satellites in the sky of which 24 transmit signals They send out their location and the current time The GPS receiver needs to see at least 3 or more satellites to figure out where it is It then figures out how far away each receiver is based on how long it took for the signal to reach it The GPS receiver can figure out spheres which show how far away the satellites are The intersecting point of the spheres will determine where you are This is called trilateration The system was first launched in the 1970s In 1983 a civilian airplane was shot down when it got lost over Soviet territory so it was decided that the system needed to be available for civilian use In the 1990s it was fully operational and the first commercial GP
61. s for Fool or Cool popsicle sticks one per 4 To complete their challenge badge girls must girl markers cue cards complete the accompanying cyberquiz for this game one per girl and tape This can be done either at the meeting if time or glue permits and there are extra computers available or at home Girls must submit a printout of their final score to their leader which should be at least 12 out of 20 in order to complete the challenge badge Program Connections Guides Computer Skills badge Pathfinders Web Surfin module Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 7 Cyber Safety In the Eye of the Beholder This activity is from the CyberCitizen challenge http www girlguides ca select Programs gt Specialized Programming gt Cybercitizen Challenge and will complete 1 of 2 activities required for Pathfinders or Rangers to earn that challenge In this activity girls use a self questionnaire and guided discussion to reflect on how their Internet activities may leave them vulnerable to online risks Directions Distribute the A Few Questions handouts and ask the girls to answer them by circling the answer they most agree with Explain that they will not have to share their answers to the third question unless they wish to Supplies Q Internet connected computer s Q PDF document from C
62. s the cellular network dropped her call The goal is to drop as few calls as possible What else you can do with this The simplest way to play is to have each Talker walk straight through the Tower grid to the other side To add complexity you could require each talker to go all the way through and then back visit each corner of the grid in turn make a designated number of turns inside the grid or stand still now and then As the girls get the hang of the game you can increase the challenge and the fun by adding more Talkers or by suddenly removing a Tower from somewhere in the grid representing a cell tower that suddenly fails Can the failing tower switch the calls she is carrying to another Tower without dropping any Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Key to Active Living Communications is Where it s interest badge Guides Engineering badge Pathfinders Everything Comes from STEM module Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 BQ STEM CHALLENGE TECHNOLOGY Page 26 Dissect a Cell Phone Ever wondered what s inside a cell phone If you have an old one hanging around try taking it apart Note Make sure the cell phone you are planning to take apart is an old one that nobody wants to use It s theoretically possible to put it back together again but let s not take the chance The instructions
63. screws holding your cell phone together 4 Use a small screwdriver to remove the screws holding the cell phone together At this point you should be able to take the whole phone apart you may need to do some prying See how many of thin strong prying device like a guitar plectrum or credit card these components you can identify computer with an e Printed Circuit Board Internet connection e Microphone optional but handy for e Antenna finding information e Speaker about what s inside your e LCD Liquid Crystal Display screen cell phone e Keyboard e Camera 5 When you have finished investigating your phone see if you can put it back together then wash your hands with soap and water Recycle the remains of the phone see E cycling Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 27 What s Inside a Cell Phone Printed Circuit Board PCB This is usually green sometimes black The brains of the phone the PCB carries a large number of electronic devices small flat black packages often with lots of silver legs called pins sticking out from them although some have the pins hidden underneath Can you see little gold lines crisscrossing the PCB Those are tiny wires connecting the electronics together What are some of the electronics on the printed circuit board Most of the electronics will have part numbers stamped on top I
64. spilling out all over the place This is because of an effect called total internal reflection the light would like to escape from the water and go all over but every time it gets to the boundary between the water and the air it reflects back into the water The water air boundary acts like a mirror that keeps the light trapped inside the stream of water The light bounces along inside the water until it reaches the end of the stream where if you put your finger there you will see a little bright dot of light where the light has come out of the water Optical fibre works in exactly the same way except that it is made of glass not water Light is sent along the fibre in a series of flashes or pulses that carry a coded message much like you might use a flashlight to send a Morse code message A Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 35 detector at the other end of the optical fibre detects the pulses of light and decodes the message Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM Guides Physics badge Science badge Pathfinders Everything Comes from STEM module Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 BQ STEM CHALLENGE TECHNOLOGY Page 36 Logical Obstacle Course Use the principles of some very simple electronic devices in an
65. t Information Out of a Computer Point Value Question Answer This output device looks kind of like a TV screen 100 A monitor 200 You might use this output device to listen to music A speakers earphones 300 You can use this output device to create a paper copy of your work A printer photocopier A shiny circular output device that you can burn movies or music onto A CD 400 or DVD You might connect your computer to one of these to show a movie on a 500 screen or white wall A digital projector Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 BQ STEM CHALLENGE TECHNOLOGY Page 15 Category Computer Hardware Components of a Computer System Point Value Question Answer 100 This type of computer is small and lightweight designed to be portable A laptop tablet smartphone 200 This component is used for reading data from a CD A CD ROM drive 300 This component sends information from a computer over a telephone line A modem Often referred to as the computer s brain this component performs most of 400 the computer s functions A central processing unit or CPU This type of connector often used on printers cameras and memory sticks 500 makes it easy to plug external devices into your computer A USB or Universal Serial Bus Category Computer Software Programs that Run on a Computer
66. t you can put it back together aape nnecdo again when you are finished cleaning clean lint free cloths 0 rubbing alcohol U cotton swabs such as 2 Gently wipe away any dust that has gathered on top of the computer case and in the vents or cooling fan 3 Dip a cotton swab in the rubbing alcohol so that it is GER damp if it is very wet give it a little squeeze to Sa don t use cotton remove the excess rubbing alcohol Carefully wipe it around all the openings on the back of the computer LI can of compressed air case Go around them all again with a dry cotton available from swab electronics shops or family department CAUTION Rubbing alcohol is poisonous Don t SE P drink it and don t leave it where pets or small children might get into it Q small brush LJ warm soapy water 4 Turn the keyboard upside down and gently shake out any crumbs dirt and accumulated dust Q spray bottle of clear water 5 Using a can of compressed air or your lungs blow all around the keys to remove any additional dust If you have a small brush use it to gently sweep dust away from the keys 6 Dip a clean lint free cloth in rubbing alcohol and wring it so that it is only slightly damp Wipe the outside of the mouse clean 7 If you have a mechanical mouse the kind with the ball inside open it up by turning the plastic ring on the bottom counter clockwise Take out the ball and wash it in warm soapy water You might need to us
67. te and the signal stand together The satellite needs to close her eyes or have a blindfold on because satellites don t see they only send out signals 3 Have the two geocaches stand away from the satellite at different locations not on the same path from the satellite and not at the same distance 4 On go the timer begins timing and the signal walks towards one of the geocaches When the signal reaches the geocache she calls out STOP and the timer stops timing and calls out the time it took to get to the geocache 5 Reset the signal by sending her back to the satellite who still can not see Now on go have the signal walk towards the second geocache important she MUST walk at the same speed again calling out STOP when she arrives 6 Read out the two times Can the satellite guess which geocache is farther away 7 Explain when you are driving on the highway you can see your speed in kilometers per hour kph or km hr or distance divided by time If you know how fast you are moving and you know the amount of time you are moving then you can figure out the distance traveled using math distance speed x time The GPS receiver knows how fast the signal from the satellite moves at and knows how much time it took to get there so it can calculate the distance Part 2 Tri it Trilateration is when you use the geometry of circles or spheres to determine a location GPS receivers use Suppl
68. the skit Program Connections Guides Computer Skills badge Pathfinders Web Surfin module Rangers Community Connections Social Aggression and Bullying Community Challenges Changing Communities Global Awareness The World on Your TV Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 9 Be a Computer Draw a computer and look at the components of a computer Use the girls to simulate a mouse IO controller and a processor on the example of Calculator program Before simulating the whole system let the girls get a feel of each individual component Directions Before the activity draw a calculator on the large paper Draw large numbers from 0 to 9 and on coloured paper Players should have something that identifies them as their computer part e Mouse hardhat or helmet when users click on it e Processor big nerd glasses e Monitor output controller mouse pointer arrow made from cardboard 1 Draw a computer on a large piece of paper or poster board with the felt pens Make sure that you include the computer box monitor keyboard and mouse Talk about the name of the components as you draw them and what part they play in a working computer e Box contains the CPU Central Processing Unit or the brain of the computer This is the most important piece of the computer as it is
69. this and if your parents are okay with it go ahead But it is optional if you would rather not sign up for an account and share your projects you don t have to 3 Once you have the hang of programming with Scratch make your own creative animation project The Scratch website has lots of resources to help you out For a good place to start check out the Scratch Reference Guide on the Support page Attp info scratch mit edu Support What else you can do with this If several girls in your unit are interested in creating their own projects plan a Scratch Movie night Each girl who wants to create a short animation project burns it onto a DVD and brings it in to the meeting Make popcorn and watch all the Scratch movies use a TV DVD player or laptop or try to borrow an LCD projector If you want nominate the best movies for your very own Scratch Oscar awards Program Connections Brownies Key to STEM Guides Beyond You Try New Things Art Production badge Computer Skills badge Pathfinders Movie Mania The Arts from A to Z Computer Whiz modules Rangers Explore Your Creativity Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 41 Robot Pin the Tail on the Donkey Robots are used in many many different places They work in factories to assemble cars they travel to outer space to explore other planets and asteroids they dif
70. tions games music and art It s a fun way to learn some basic programming concepts and it helps you learn to think creatively reason systematically and work collaboratively Scratch is a free software program developed by MIT that you can download from the Internet To learn all about it go to the Scratch website htto scratch mit edu There are lots of examples of projects people have created using Scratch and lots of help for you to get started When you go to the download page htto scratch mit edu downloaa there is a form asking for all sorts of information you do not have to fill in any of it to download the software Just scroll down to the bottom of the page and click the Continue to Scratch download button Directions 1 If you haven t already done so download Scratch software htto scratch mit edu download and Supplies install it on your computer Q a computer with an Note Check with your parents before you do this Internet connection Scratch is a well known non malicious program but itis always a good idea to make sure your parents are okay with anything you want to download 2 Follow the instructions in the Getting Started guide htto info scratch mit edu Support Get Started to create your first simple project making a cat dance on your screen Note The Scratch software and website give you the option of creating an account and sharing your projects with other Scratch programmers If you want to do
71. tures at http www conceptispuzzles com index aspx uri puzzle pic a pix Program Connections Sparks Exploring and Experimenting Keeper Brownies Key to STEM All About Art interest badge Guides Art Production badge Engineering badge Picture This badge Pathfinders Everything Comes from STEM module Camera Crazy module The Arts from A to Z module Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY ABCDEFGH Pixel Picture Grid Page 50 IJ KLMNOPQRSTUVWXYZ N OOA Go N Wel CH _ N ow wesch E O1 i ep N CO i N CH N _ N N N o ine E N Wu 26 Fill in the following squares to reveal the picture that the sensor has saved to the digital camera s computer Row 1 Row 2 Row 3 Row 4 Row 5 Row 6 Row 7 Row 8 Row 9 LO L JN O across to O H across to P H across to P across to O J across to N across to O across to O Row 10 Row 11 Row 12 Row 13 Row 14 Row 15 Row 16 Row 17 Row 18 H across to P H across to P G across to Q G across to Q G across to Q G across to Q H across to P H across to P A across to Z Row 19 Row 20 Row 21 Ro
72. ty Connections Changing Communities Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Computer Parts Word Search Page 17 JI RI SIUIJI IMIHIKJUIR DIMJOI SIJR CIVIG ZICIFIKIHIPIR IE P IY PO MID IIOWIU TE AIWIF IILIEIM D IIZIR IHIMIHIOIY E LIH PIAIJ FIGISIHIOIMIB JIY BAC PK IG HIA R I DIDIR II IVIENR OIR IU EIK XIR E CIEIMIZ1GID DIPIAI SIRIR DIMIOHIKIWIWIWIF BIMIU RISIE YIVITITIENR A IWITIF OISE DIT RO Q OT RIM WIJIMIU PIWIRIN MIHITISEIN KE XIM SE OO PI C PIU YITIHIO SIMR IEP PIQIR S CIAINNINIE RIM I IO IA ZIE MP E LIBJAICIUIKIMIDI ID RIMIKIF IK PIQIYIE TID SIG SIYIN Y IKIS P CABLE CHIP CPU DISK HARD DRIVE HARDWARE KEYBOARD MEMORY MODEM MONITOR MOTHERBOARD MOUSE PORT POWER SUPPLY PRINTER RAM ROM SCANNER SOFTWARE SPEAKERS Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 18 Mixed Up Tech Words Puzzle SCRAMBLED WORDS ANSWERS TRUMEPCO RHESCREA SONCLERITEC HWEARDRA OAMINTONCIMCU GETAGSD LELC HNOEP ADDOWLON SEECCNI NMHIEAC GEYERN RCUIITC NASSIROTTR BATRETY RFUETU ITNVOOINAN TEUODACIN LDC HICPERNOMO CTIIRCU ARODB LD ON DU HBP WN k NP PP PRP PRP RP RP L O LO WON DMN BP WN
73. ual stacks Set E n balls to juggle two stacks at the beginning of the obstacle course and the other two at the end Q two large sheets of 4 Select two girls or leaders to be the AND and OR poster board a f construction paper gates You might want to pin the pictures of the gates onto their shirts or hang them around their Q large marker shoulders with a loop of ribbon Q two decks of playing 5 Divide the girls into two equal teams and give each cards well shuffled team a stack of cards Have the teams line up at the beginning of the obstacle course with their stack of cards on the floor in front of them 6 The first girl in each team takes the top card from her stack and shows it to the AND gate The AND gate will only let the girls go if they both have red cards If a girl has a black false card she must take another card from the stack until she gets a red one When both inputs are red true the AND gate says True and lets the girls go through the obstacle course 7 When the girls get to the end of the obstacle course they take the top card from the stack at the end and show it to the OR gate If a girl has a red true card the OR gate says True and lets her run back to her team If a girl has a black card she must take another card Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 38 8 When one of the girls arrives b
74. w 22 Row 23 Row 24 Row 25 Row 26 A across to K M N P across to Z M N M N M L M L tL ile M Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 BQ STEM CHALLENGE TECHNOLOGY Page 51 Internet Packet Relay The Internet has just one job to move information known as data from one place to another place Just like the postal system every computer has a unique numeric address which are called IP Internet Protocol addresses When you want to look at a website on the Internet for example your computer sends out a request to the website s IP address for example if you type in bc girlguides org into your web browser the computer converts this into the IP address for the website which is 69 77 165 33 The request travels from your computer which also has its own IP address to other computers called routers which direct the request to the correct computer on the network When the request reaches its destination the other computer sends information back to your computer in what are called packets small amounts of data Each packet of data may take a different route to your computer whichever way is fastest at the moment then your computer reassembles the information It is just like splitting the information up like a jigsaw puzzle and reassembling the puzzle at your home Except that the data travels incredibly quickly so y
75. y day It can take quite a while so choose a time when nobody needs the computer 1 Close all files and applications Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 32 2 On the desktop double click Computer or My Computer different computer systems use different words A dialog box will appear with a list of all the disk drives on your computer The main one is usually called C but there may be others as well 3 Right click the drive you want to check for errors and click Properties on the pop up menu 4 In the Properties dialog box select the Tools tab then click the Check now button in the Error checking section 5 In the Check Disk dialog box select Scan for and attempt recovery of bad sectors Note You should only select Automatically fix file system errors if you already think that your hard drive has bad sectors If you select this option you ll be prompted to schedule the Check Disk utility at a time when you can restart your computer 6 Ifthe Check Disk utility finds any bad sectors choose to fix them Step 3 Defragment Your Hard Drive When you save documents pictures movies or music to your hard drive you might think that each new file is placed next to the last one on the hard drive like you would put documents into a filing cabinet It might start out that way but it doesn t last Over time as files on the ha
76. ybercitizen challenge http www girlguides ca uploads File opportuniti es for girls challenges and_activities cyberciti zen challenge 2012 P R eye of the beholder safety pdf Q copies of the handout A Few Questions from the PDF documentation LI Facts Cards copied onto cardstock and cut out write the number of the question on the back from the PDF documentation Program Connections Pathfinders Web Surfin module Your TV Rangers Community Connections Social Aggression and Bullying Community Challenges Changing Communities Global Awareness The World on Girl Guides of Canada Guides du Canada BC Program Committee Sept 2010 Revised 2014 2015 L STEM CHALLENGE TECHNOLOGY Page 8 Social Media Awareness This activity allows the girls to demonstrate what they know about different types of social media Directions 1 Divide the girls up into small groups of 3 4 z _ Supplies 2 Give each group a cue card with a social media word on it L cards with words like Instagram Facebook Twitter Pinterest Tumblr etc 3 The group is supposed to create a mini skit and act out two scenarios showing how that social media is used in everyday life One scenario should show inappropriate use of that social media and the other scenario shows appropriate use of the social media 4 After each skit have the girls discuss the social media and the content covered in
77. your voice has been turned into digital form it has to be processed so that it can be transmitted and received properly Any interference or extra noise has to be removed it might need to be encrypted parts of it might need to be amplified All this processing must be done very very quickly otherwise the person you re talking to will hear pauses in the conversation The digital signal processor is a very specialized little computer that has been carefully designed to do all this processing in a very short time e Microprocessor This is another computer chip Unlike the digital signal processor it is not usually very specialized It doesn t have to be It handles all the computer work that doesn t need to be done quickly like storing all the phone numbers you ve programmed into your phone and remembering the ring tone you ve chosen Microphone A small round device that looks something like a button the microphone is usually located at the bottom of the phone When you talk the microphone picks up your voice and sends it to the analog to digital converter on the printed circuit board Antenna Depending on the model of phone you have the antenna might be easy to spot a long straight piece perhaps that can be slid in and out sticking out from the top of the phone or it might be a tiny wire built in to the case of the phone itself In either case the antenna is where your voice gets sent off into the air after it has been Gir

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