Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
3.8
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
614
Points per Word
0.000814
Page Count
48
Points per Page
0.010417
Description
This book relates the evolution of the family of mankind, from single cells in the sea to human beings with "big brains that wonder who we are."