Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.5
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1701
Points per Word
0.000294
Page Count
24
Points per Page
0.020833
Description
This book examines how traits are passed from one generation to the next, why variations in traits occur, and how plants and animals adapt over time for survival.