Key concepts Physics Simple machines Wedges Air pressure Introduction Looking for a cool and surprising project to show to your friends? Give this activity a stab! Take a potato and a straw ...

GREENFIELD — While most teachers show their students how to simplify problems, Amy Fletcher likes to teach her students how to make the simplest tasks more complicated.

In this project you will use simple household materials to explore one of these classic machines: the pulley. Background Pulleys are simple machines that can make the job of lifting objects easier.

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Find out how simple machines makes work easier on this Science Trek. Simple machines include the lever, the inclined plane, the wedge, the pulley, the wheel and axle, and the screw. Combine these ...

St. Patrick School seventh-graders Anthony McCrovitz, and cousins Sophia Raffin and Vincent Raffin work on their simple machine science experiments.

Throughout history, humans have developed several simple machines to make work easier. The most notable of these are known as the "six simple machines": the wheel and axle, the lever, the inclined ...

Find out how simple machines impact your daily life on this Science Trek: The Web Show.