Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.4
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4207
Points per Word
0.000238
Page Count
32
Points per Page
0.03125
Description
Learn about the science behind how our bodies are able to experience pain, the ways pain helps us to stay safe, and the ghastly reality of life before modern painkillers.