Hand Crank Flashlight DIY Kit
$20.50
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Hand Crank Flashlight DIY Kit
$20.50
Build and customize a battery free hand crank flashlight with this DIY STEM kit from Alicorn Inc The kit includes all components and clear step by step instructions to assemble a working LED flashlight powered by mechanical cranking teaching energy conversion simple circuitry and hands on problem solving ideal for classroom activities science projects and at home learning