Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.1
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
5858
Points per Word
0.000171
Page Count
48
Points per Page
0.020833
Description
This book discusses the anatomy and functioning of the lungs, how we breathe, and how oxygen is brought to the cells of the body.