Here is a fully automatic weight lifting machine that can help you with heavy cargo. It is based on a car wiper's motor and ...

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 ...

Students started weeks ago by learning about the six simple machines — the inclined plane, lever, wedge, wheel and axle, pulley and screw.