Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.6
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2877
Points per Word
0.000174
Page Count
40
Points per Page
0.0125
Series
How Nature Works
Description
Photographs and text take readers around the planet to explore why some mammals, amphibians, and reptiles have developed the ability to glide long distances through the air.