Wheels

There are wheels all around us-from the wheels on a bicycle to the steering wheel in a car. But how do wheels work, and why do we use them?

Simple Machines
By Allan Fowler
Describes and compares the four kinds of simple machines, levers, pulleys, wheels, and ramps.
Simple Machines
By Gerry Bailey, Steve Way
An introduction to simple machines we use every day.
Lever, Screw, and Inclined Plane: The Power of Simple Machines
By Gare Thompson
A very basic introduction to screws, levers, planes and more.
Experiments with Simple Machines
By Salvatore Tocci
A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.
Simple Machines
By JoAnn Early Macken
"Describes how simple machines are used in construction and how they make work easier. Includes experiments"--Provided by publisher.