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Simple machines
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Simple machines
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39 Total copies, 37 Copies are in, 2 Copies are out.
Rhyming text and photographs explore the many tasks that can be performed by such simple machines as springs, ramps, and pulleys.
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Authors
Canizares, Susan, 1960-
Barrett, Joan (Joan D.)
Littleford, Joan
Subjects
Simple machines.
Machinery.
Language
English
Series
Science resource centre.