Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
3.0
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
884
Points per Word
0.000566
Page Count
28
Points per Page
0.017857
Series
Sound Out; City Secrets
Description
This book describes the top-secret base called Norad built deep inside the mountains of Colorado.