Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.7
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2999
Points per Word
0.000167
Page Count
32
Points per Page
0.015625
Series
I Wonder Why
Description
This book addresses such questions about animals as why camels have humps, how bats see in the dark, and why birds have feathers.