Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.0
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4344
Points per Word
0.00023
Page Count
32
Points per Page
0.03125
Description
Using an imaginary journey to view Earth from space, this introduction to the planet identifies where it is in the solar system, looks at conditions inside and on the surface of Earth, and discusses the possibility of other Earthlike planets.