b'STEMKids put together all the pieces to build their very own chain reaction courses! 3rd5th GradeCREATE-A-CHAIN REACTION STEM KITS - GR. 3-5 reaches the goal box.Perfect for building 21st-century skills like persever-Students learn firsthand how STEM concepts such as gravity, force and momen- ance and STEM problem solving, our kits even let kids create their very own tum can create a chain reaction!Our kid-pleasing kits challenge students tochain reaction coursesfor unlimited building possibilities!build a variety of chain reaction coursescomplete with switches, seesaws,PP848nStarter Set59 plastic builders, 8 challenge cards, 4 balls, hammers and more.Students simply grab a challenge cardbuild each of the4 cords, a how-to book & a guide.Largest piece is 12".(Shown.)94.95pictured components with help from the how-to bookthen set up theirPP849nClass Set129 plastic builders, 12 challenge cards, 6 balls, course.With the drop of a ball onto the tracks, kids will find out whether their8 cords, a how-to book and a guide.Largest piece is 12".169.95course worksfine-tuning the distance and angle of the pieces until the ball3rd5th GradePP438nHYDRAULICSENGINEERING STEM KITExplorethescientificpowerofliquidin motionasstudentsbuildtheirown hydraulic machines!Our kit includes 4 step-by-step activity booklets and all the reusable building pieces kids need to create 4 different hydraulicmachinesfromaworking drawbridge to a crane that really lifts objects. Plus,weveincludedsyringesandtubes students fill with water and connect to each machinelearning how to convert energy as theyseteachmachineinmotion!With 4 activity booklets, a hydraulics information card, 126 sturdy plastic building & testing pieces,andateachersguide.Longest building piece is 6 12 ".99.95 1st5th GradePOWER TILES CIRCUIT KITSIntroduce 21st-century topics like electronics and roboticsasstudentsdesignandbuildwithour action-filledcircuits!Interchangeablecircuittiles snaptogetherineverydirectionforendless exploration,andavarietyoftilesletschildrenTiles easily experimentwithlight,sound,motionandmore.snap together Follow our guide to build 2-D and 3-D circuitsfromto create a night-light to a beeping alarmor let kids designcircuits!their own creations!Tiles are 3" square.Each set includes an activity guide. PP738nStarter SetSet of 15 tiles requires one 9-volt battery (not included).164.95PP739nMaster SetSet of 34 tiles requires two 9-volt batteries (not included).(Shown.)324.95 Students build 2-D & 3-D creations with light, sound and motion!www.wintergreen.ca 15'