Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.6
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
6226
Points per Word
0.000161
Page Count
80
Points per Page
0.0125
Description
From the dogfights of the First World War to top secret missions flown by the latest stealth fighters, this book reveals the inner workings of the fastest, deadliest machines ever made.