Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.9
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3823
Points per Word
0.000262
Page Count
32
Points per Page
0.03125
Series
Our Body
Description
This book explains what blood is, what makes it look red, how long the blood vessels are in the body, and what happens during a heart attack.