Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.5
Points
8.0
Fiction/Nonfiction
Nonfiction
Word Count
43080
Points per Word
0.000186
Page Count
170
Points per Page
0.047059
Description
Charles Darwin's famous theory of natural selection shook the world of science to its core, challenging centuries of orthodox beliefs about life itself.