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Machines we use
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Machines we use
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76 Total copies, 73 Copies are in, 3 Copies are out.
Examines various simple machines and how they are used to make work easier and provides activities using wheels, levers, pulleys, screws, and more.
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Authors
Hewitt, Sally
Subjects
Machines.
Machines--Experiments.
Simple machines.
Language
English
Series
It's science!
Dimensions
25 cm.