How Do Gears Work? Simple Machines Science Projects
Por um escritor misterioso
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!
Simple Machines: Gear Play for Kids - Teach Beside Me
Build A Hand Crank Winch - Little Bins for Little Hands
Learn How To Easily Fabricate Your Own Gears
Thames & Kosmos Kids First: Intro to Gears STEM
Pulleys & Gears, Simple Machines - Cube For Teachers
Simple Machines for Kids: Levers and Pulleys
Simple Machines Canada Science and Technology Museum
Complex Machine Definition & Examples - Video & Lesson Transcript
How to Make Gears, Science project, Education.com
Simple machine - Wikipedia
de
por adulto (o preço varia de acordo com o tamanho do grupo)
