Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.2
Points
5.0
Fiction/Nonfiction
Nonfiction
Word Count
27384
Points per Word
0.000183
Page Count
150
Points per Page
0.033333
Description
This book describes some of the amazing inventions of the past and present that have come from young Americans, ages eight to nineteen.