Pulleys
Pulleys
- ISBN 13:
9781621274322
- ISBN 10:
1621274322
- Format: Paperback
- Copyright: 07/30/2013
- Publisher: Weigl Pub Inc
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Summary
"Presents information on simple machines with a focus on pulleys. Explains what a pulley is, how pulleys work, and includes examples of past and present uses. Intended for third to fifth grade students"--Provided by publisher.