Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.2
Points
3.0
Fiction/Nonfiction
Nonfiction
Word Count
14830
Points per Word
0.000202
Description
Explore the lives of 20 real-life spies, from all over the world and throughout history, who made it their mission to collect secret information from their enemies. Illustrated by Alexander Mostov.