Age
6+
Grade
2-3
Jon Richards
Work & Simple Machines
Library Binding
(Copper Beech March 1, 2000)
An examination of wheels, pulleys, levers, and other simple machines looks at the physics behind them and the inventions and discoveries throughout history that have made our modern, mechanical world the place it is.
- Series
- Science Factory
- ISBN
- 0761311599 / 9780761311591
- Pages
- 31
- Weight
- 13.6 oz.
- Dimensions
- 11.5 x 0.4 in.
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