Reading Metrics
Grade Level
Upper Grades (UG 9-12)
Book Level
10.6
Points
4.0
Fiction/Nonfiction
Nonfiction
Word Count
19423
Points per Word
0.000206
Page Count
112
Points per Page
0.035714
Series
Mystery Library
Description
This book details historic views of mysterious and intriguing phenomena and provides the latest information on extraterrestrial life.