Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.8
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
7165
Points per Word
0.00014
Page Count
48
Points per Page
0.020833
Series
Cool Science (Lerner)
Description
This book profiles common ways of spying, including image intelligence, communication intelligence and cryptography. It also shows the sneakiest spy techniques of the past and takes a look at the new technology for twenty-first century spies.