Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.7
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1961
Points per Word
0.000255
Page Count
32
Points per Page
0.015625
Series
Development of the Earth
Description
This book tells about the many reptiles who left the sea to live in forests, and about their eventual return to life in the water.