Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.7
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
7564
Points per Word
0.000132
Page Count
64
Points per Page
0.015625
Description
This book discusses how a jet can be invisible, what X-Planes are and why they are top secret, and which is the fastest jet ever made.