Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
9.2
Points
3.0
Fiction/Nonfiction
Nonfiction
Word Count
13560
Points per Word
0.000221
Page Count
63
Points per Page
0.047619
Series
Inventors & Inventions
Description
This book describes the development and deployment of man-made satellites and surveys their many varied uses--past, present, and future.