Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.4
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2780
Points per Word
0.00018
Page Count
32
Points per Page
0.015625
Series
Tales of Invention
Description
This book tells the story of the invention of the submarine, including the key players, setbacks along the way, and moments of discovery. The coauthor is Louise Spilsbury.