Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
5.5
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
3082
Points per Word
0.000162
Page Count
48
Points per Page
0.010417
Description
Did you know that some military aircrafts are capable of "supersonic flight," traveling at speeds faster than sound? You'll learn this and more as you become an expert on the science behind airplanes.