Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.2
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
9712
Points per Word
0.000206
Page Count
60
Points per Page
0.033333
Description
The possibility that life may have existed on Mars and evidence that water was present on the planet at one time is explored in this book.