AR Book Level
6.7
AR Points
3
Word Count
20,760
Interest Level
Middle Grades (MG 4-8)
Genre
Nonfiction
AR Quiz #
309751 EN
About this book
From the common cold to shocking smallpox, find out what happens when your body comes under attack from germs.
From the common cold to shocking smallpox, find out what happens when your body comes under attack from germs.