978-0-431-01747-1 / 9780431017471

How It Works: Ramps & Wedges (How It Works)


Publisher:Heinemann Educational Books - Library Division



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About the book:

This new series will develop children's knowledge of the basic principles of design and technology through the exploration of simple mechanisms that help us every day. Each book examines everyday and high-tech uses of technology in machines with which children will be familiar. The books are presented in an attractive and accessible format with clear text, photographs and diagrams.

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