Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.4
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
7171
Points per Word
0.000139
Page Count
64
Points per Page
0.015625
Series
Smithsonian (Capstone)
Description
This book describes the history and future of human space exploration.