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Pulleys
by Smith, Sian
$5.34
List Price: $7.99
Save: $2.65 (33%)
Description
Each book in this series focuses on a type of simple mechanism and examines how it is used to make different toys work. This book examines pulleys and uses simple language and labeled photographs to explain the scientific principles behind their use.
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Product Details
- Jul 1, 2012 Pub Date:
- 1432965875 ISBN-10:
- 9781432965877 ISBN-13:
- English Language
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