Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.4
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3578
Points per Word
0.000279
Page Count
32
Points per Page
0.03125
Series
Aircraft of the World
Description
This book introduces a number of experimental aircraft from the 1920s to the 1970s.