Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.0
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
6641
Points per Word
0.000151
Page Count
48
Points per Page
0.020833
Description
This book discusses how the human body systems work together to keep the body running smoothly. The nervous system leads this team of systems.