Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.0
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4025
Points per Word
0.000248
Page Count
32
Points per Page
0.03125
Series
Science of Engineering
Description
This book explores how methods of moving over the sea have changed through the centuries, from using oars and simple sails to huge nuclear-powered ships.