Reading Metrics
Grade Level
Upper Grades (UG 9-12)
Book Level
8.6
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
10567
Points per Word
0.000189
Page Count
64
Points per Page
0.03125
Series
Secrets of Space
Description
Discusses efforts to find intelligent life on other planets and theories on this topic and describes UFO sightings and other phenomena that are given as evidence of extraterrestrial visitors among us.