Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.3
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
5001
Points per Word
0.0002
Page Count
48
Points per Page
0.020833
Series
Countdown to Space
Description
This book explores one of the solar system's most mysterious planets and sheds new light on the planet closest to the sun. It describes past studies of the planet and future missions that scientists are planning.