Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.8
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
6637
Points per Word
0.000151
Page Count
32
Points per Page
0.03125
Series
Incredible Journey
Description
This book presents a geological, biological, and social history of the earth by focussing on the same four locales--New York, southwestern France, the Nile Valley, and northern China--through thirteen time periods covering more than 550 million years.