Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.5
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
15055
Points per Word
0.000133
Page Count
92
Points per Page
0.021739
Series
Collective Biographies
Description
Get acquainted with these ten creative and determined Americans. The accomplishments of these inventors have advanced technology, and thus improved the way of life for many.