Description
Is it easier to lift a bag full of toys with an inclined plane or a pulley? Readers will see how a group of kids compares two simple machines and decides which one does a better job at lifting the bag. This book supports engineering design standards for primary grades in the Next Generation Science Standards.
Details
Author: |
Schuh, Mari C. |
Publisher: |
Lerner Publications (Tm) |
Language: |
English |
Copyright: |
2015 |
Number of Pages: |
24 |
