A simple machine is a tool that helps us do work. They use clever shapes to help us move, lift, cut and other types of work. Learn more about the inclined plane, the pulley, the lever, the wheel and ...

Ally Serritella and Jonathan Harper work on a simple pulley machine with Mr. Peralta. The fifth graders at Woodglen School, in Lebanon Township, Hunterdon County, have been working on a simple machine ...

A simple machine is a mechanical device that changes the direction or magnitude of a force. In general, they can be defined as the simplest mechanisms that use mechanical advantage (also called ...

In middle school physics, we learned about simple machines, those basic mechanical devices for applying force and getting work done. Think about the wheel and axle, one of the most important ...