Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.8
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4780
Points per Word
0.000209
Page Count
48
Points per Page
0.020833
Description
This book introduces readers to the science behind how moving machines use simple machines to complete tasks. The co-author is Felicia Law.