Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.4
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1660
Points per Word
0.000301
Page Count
24
Points per Page
0.020833
Description
This book discusses how everything we consume is a target for thousands of microscopic creatures, some of them harmful to our health and some helpful.