Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.5
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3397
Points per Word
0.000294
Page Count
32
Points per Page
0.03125
Series
Above & Beyond
Description
This is a history of radio astronomy from its beginnings in 1936 to the present.