Wheels and Axles | Ep. 301. 11/24/2016 | 26m 45s Video has Closed Captions | CC. Difficult doorknobs, funnel races, water wheels and pinwheel power! The Curious Crew learns that a wheel and axle ...

A wheel and axle mechanism is a simple device you make when you connect one or more wheels to an axle. They are used to help things move. A wheel is a round, flat object made of a hard material.

At its most basic, an axle is a shaft that connects two or more wheels on the same axis. In the automotive world, axle can mean several things; it may be a component or set of components that ...

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 ...