Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.1
Points
3.0
Fiction/Nonfiction
Nonfiction
Word Count
17923
Points per Word
0.000167
Page Count
96
Points per Page
0.03125
Series
National Geographic Kids
Description
Hero-astronaut Buzz Aldrin challenges curious readers to think about Mars as not just a faraway red planet but as a possible future home for Earthlings. The coauthor is Marianne J. Dyson.