Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.9
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
5636
Points per Word
0.000177
Page Count
48
Points per Page
0.020833
Description
This book describes the variety of microorganisms that inhabit the human body, especially the ones that are harmless or helpful, and how we interact with them in various ways.