Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.1
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4804
Points per Word
0.000208
Page Count
48
Points per Page
0.020833
Description
This express edition illustrates the vastness of the universe and explains what stars are and how billions of star clusters and galaxies are organized like an immense spider web.