Levers

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Heinemann-Raintree Library, Jan 1, 2001 - Juvenile Nonfiction - 32 pages
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Explains how levers work, describes different machines that uses levers, and tells how to create an example of a lever in a pop-up card.
 

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Contents

CONTENTS
4
Bridges
18
Answers to Questions
31
Copyright

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About the author (2001)

Angela Royston has written many books for young people, including books about people at work, animals, health and the environment.

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