Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.9
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
952
Points per Word
0.000525
Page Count
24
Points per Page
0.020833
Series
My Science Library, 3-4
Description
With interesting facts and photographs, this book discusses how our ecosystems work.