Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.5
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3506
Points per Word
0.000285
Page Count
48
Points per Page
0.020833
Description
This book explores how vaccines work and are developed, highlighting examples of historic vaccines and the diseases they help prevent as well as the debates and challenges related to vaccination that remain today.