Thing 1 and Thing 2 demonstrate some simple machines. The Cat takes us on a tour of Machine-a-ma-zoo, and demonstrates simple machines, with some help from Thing 1 and Thing 2. They take a look at ...

Explains how simple machines, such as levers, pulleys, wheels and axles, and inclined planes, work together to make tasks easier by trading force for distance or vice versa. It illustrates the concept ...

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 ...