Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.8
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3778
Points per Word
0.000265
Page Count
32
Points per Page
0.03125
Series
Our Body
Description
This book explains how your lungs work, what oxygen does for your body, how your body removes carbon dioxide, and what happens during an asthma attack.