Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.3
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
503
Points per Word
0.000994
Page Count
32
Points per Page
0.015625
Series
I Didn't Know That
Description
This book presents information about a variety of flying machines, from the earliest balloon and airplanes to jets, rocket-powered craft, and planes of the future.