Descrição
Learn how gears, cogs and other simple machiens such as pulleys, levers, screws, inclined planes, wheels and wedges work with HST's science experiments!
3 Ideas for Building Simple Machines at Home
Learn How To Easily Fabricate Your Own Gears
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Simplemachineprojectletter
Build A Hand Crank Winch - Little Bins for Little Hands
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15 Simple Machine Projects For Kids - Little Bins for Little Hands
Simple machines and tools - Explain that Stuff
Pulleys – Simple Machines for Kids – Inventors of Tomorrow
Simple Machine Definition & Types - Video & Lesson Transcript
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