STEM Inventions Catapults Kit - Supplies To Build 30 Mini Toy Catapults - Complete Bulk STEM Project Kit For Kids And Classrooms

Steve Spangler Science WINDBAGS, 32 Pack - Blows Up In 1 Breath - STEM Activity For Kids - Easier To Inflate Than Regular Balloons - DIY Science Toy

Thames & Kosmos Physics Pro (V 2.0) Science Kit | 96 Page Color Manual | 31 Experiments | Advanced Physics Education Kit | Parents' Choice Silver

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4M: Green Science: Rover Robot - DIY Robotics Assembly Kit, Solar & Battery Hybrid Power Rolling, STEM Building, Physics Toy Activity Set, Kids Age 5+

Solar Powered Car Kit (10-Pack) - Build-Your-Own Wooden Solar Vehicles For Kids, STEM Engineering Project Kits For Classroom, Renewable Energy Science

ELEGOO Upgraded Electronics Fun Kit W/Power Supply Module, Jumper Wire, Precision Potentiometer, 830 Tie-Points Breadboard Compatible With Arduino,

STEM Craft Kit - 25 Engineering Project Ideas - Invention Kit With Over 400Pcs Of Craft Wood, Propellers, Wheels, Hot Glue, Hydraulics And More

4M: Green Science: Clean Water Science - DIY Mini Water Filtration & Desalination Plant Kit, Solar Powered, STEM Experiment Activity, Kids Ages 5+

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Thames & Kosmos Architectural Engineering | Science Experiment & Model Building Kit | Build 26 Models Of Structures & Structural Elements | A Parents'

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4M: Green Science - Wind Turbine - DIY Functional Turbine Kit, Air-Powered Renewable Energy Turns Into Light, Electricity, Steam Project, Kids 5+