Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.8
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
3002
Points per Word
0.000167
Page Count
32
Points per Page
0.015625
Description
This book looks at the natural and manmade forces that make things move--from the natural pull of gravity and the strength of the wind to the actions of simple machinery.