wheels

Illustrations and rhyming text present examples of many things that wheels do, from whizzing and whirring to racing and towing, depicting several different items with wheels, including cars, bikes, skateboards, and planes.

A group of children demonstrate the concepts of rolling and sliding, and the use of wheels, in their everyday life.

Explores different machines created by the ancient Chinese, Middle Easterners, Greeks, and Romans including wheels, pulleys, levers, war machines, and wheelbarrows.

Presents an introduction to wheels, in simple text with illustrations, explaining how gears, axles, cranks, and belts help wheels spin and move people around.

Uses simple text, illustrations, and activities to introduce wheels and cogs and how they work.

Explores the wheel through projects involving rollers, carts, wagons, and other devices using wheels to function.

An introduction to wheels and how they are used in machines.

Discusses the connections between the wheel and the many uses, inventions, and technological uses that have developed.

Jokes and riddles about cars, buses, trucks, bicycles, motorcycles, and other vehicles on wheels. Example: What age is important to a car? Mile-age.

Describes many different kinds, uses, and benefits of wheels and axles.