Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.8
Points
5.0
Fiction/Nonfiction
Nonfiction
Word Count
30546
Points per Word
0.000164
Page Count
192
Points per Page
0.026042
Series
Landmarks in History
Description
This is a biography of the great inventor whose creations have contributed to the comfort, convenience, and entertainment of people all over the world.