Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.2
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
5044
Points per Word
0.000198
Page Count
48
Points per Page
0.020833
Description
This express edition looks at the challenges, achievements, and occasional failures of space exploration and compares the cost and the benefits of what have been discovered.