Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
4.5
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1152
Points per Word
0.000434
Page Count
32
Points per Page
0.015625
Series
Our Universe (Child's World)
Description
Reviews the history of Earth's observation of the red planet since ancient times, and looks at the results of modern scientific studies carried out by telescope, satellite, and landing probe.