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Pulleys all around
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Pulleys all around
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7 Total copies, 7 Copies are in, 0 Copies are out.
This book explains the science and everyday uses of pulleys, one of the six simple machines. Discover how pulleys work, how they help people do their job, and how they are used for fun.
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Authors
Becker, Trudy
Subjects
Pulleys
Simple machines
Machinery
Language
English
Series
Using Simple Machines
Dimensions
24 cm.