Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.0
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
10669
Points per Word
0.000187
Description
Profiled in this book are historical figures, such as George Washington Carver and Lewis Latimer, as well as more recent, lesser-known innovators, including Lonnie Johnson, who invented the Super Soaker water gun.