Age
5-8
Grade
K-2
Mari Schuh
Holding a Door Open: Wedge vs. Wheels and Axles
Paperback
(LernerClassroom Aug. 1, 2015)
Which makes it easier to lift a large toy―a wedge or wheels and axles? Readers will see how a group of kids compares two simple machines and decides which one does a better job at lifting the toy. This book supports engineering design standards for primary grades in the Next Generation Science Standards.
- Series
- First Step Nonfiction _ Simple Machines to the Rescue
- ISBN
- 1467783021 / 9781467783026
- Pages
- 24
- Weight
- 12.6 oz.
- Dimensions
- 6.0 x 0.2 in.
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