Reading Metrics
Grade Level
Upper Grades (UG 9-12)
Book Level
10.5
Points
4.0
Fiction/Nonfiction
Nonfiction
Word Count
21652
Points per Word
0.000185
Page Count
112
Points per Page
0.035714
Description
This book examines the ways in which scientists are conducting searches for extraterrestrial life by looking for Earthlike characteristics, the building blocks of life on other planets, and explains ways we are trying to communicate with aliens.