Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.8
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
6655
Points per Word
0.00015
Page Count
32
Points per Page
0.03125
Series
About Time
Description
This book explores the history of time as it relates to the evolution of the Earth, from its origins as a lifeless rock, through the development of simple organisms, more complex animals, and, eventually, humans.