Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.9
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
5675
Points per Word
0.000176
Page Count
32
Points per Page
0.03125
Series
Life Processes
Description
This book explains how animals and plants have survived and changed because of environmental changes. The world and its life have altered greatly in the past. Environmental changes continue today, and animals and plants must adapt to survive.