Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.2
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1502
Points per Word
0.000333
Page Count
31
Points per Page
0.016129
Series
Isaac Asimov's New Library
Description
Exploring outer space: Rockets, probes and satellites.