Wheels and Axles

Wheels and Axles book cover — Table of Contents Get Moving 4 Build a Wheel and Axle 22 Picture Glossary 23 Index 24 To Learn More 24

Wheels and Axles — page 1 — Get Moving What is a wheel and axle 6

Wheels and Axles — page 2 — It is a simple machine It only has two parts axle wheel 7

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