Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.8
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
6781
Points per Word
0.000147
Page Count
48
Points per Page
0.020833
Description
This book discusses the different parts of the body's breathing system and how breathing is affected by pollution, allergies, and disease.