Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.2
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
9409
Points per Word
0.000213
Page Count
109
Points per Page
0.018349
Description
Astrobiologists look outward from Earth, seeking evidence of life elsewhere in the universe, but they also travel to places on Earth where extreme conditions may be similar to those on distant worlds.