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Simple Machine Experiments Using Seesaws, Wheels, Pulleys, and More
Full title: | simple-machine-experiments-using-seesaws-wheels-pulleys-and-more |
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ISBN: | 9781464401428 |
ISBN 10: | 146440142X |
Authors: | Robert Gardner |
Binding: | Paperback |
Language: | en |
Published on: | 2012 |
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