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 ...

Introduction: This lesson provides students with a review of simple machines and their tasks. It works best in combination with your lesson on simple machines, or as a review/additional activity.

Simple machines make work easier to do. But how? Join Joan at the Discovery Center of Idaho as she tries various experiments with simple machines. Science Trek is available to stream on pbs.org and ...

There's an old saying: "Build a better mouse trap, and the world will beat a path to your door." However, if asked about his own mouse trap invention, Coastal Ridge Elementary School fourth-grader ...

Dodge D-LAG conveyor pulleys use a cutting-edge natural rubber compound that is 73% more resistant to wear than standard SBR rubber. The pulleys will extend the operating life of both the conveyor ...