wheels

Simple text and photos show how wheels and axles are used in toys.

Describes wheels and axles, including the history, function, and everyday uses.

An exploration of wheels and axles that defines what they are; discusses their parts, how they work, their history, and how they are used; and includes a related experiment.

Introduces the science of how wheels and axles work and describes different kinds of wheels and the use of wheels throughout history.

Looks at wheels of all types and sizes.

This accessible book helps readers relate wheels and axles to the technology in their daily lives through cool real-world examples.

"Two lovable cavemen endeavor to make their rocks the very best they can - inventing, in the process, something rather remarkable"--OCLC.

Introduces young readers to wheels and axles, explaining what they are, how they work, what they have been used for throughout history, and how they might be used in the future.

Learn the basics about wheels and axles.