Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.1
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
13005
Points per Word
0.000154
Page Count
88
Points per Page
0.022727
Series
Beginner's Guide to Space
Description
Since the early days of flight, animals have helped researchers learn how to survive in the sky, and their role continues as humanity voyages into outer space. The coauthor is John A. Read.