Reading Metrics
Grade Level
Upper Grades (UG 9-12)
Book Level
8.1
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
6844
Points per Word
0.000146
Page Count
64
Points per Page
0.015625
Series
Eyewitness Science
Description
Eyewitness Science volume exploring the changing ideas about our universe--from the flat Earth to the latest research into black holes.