Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.4
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4564
Points per Word
0.000219
Page Count
32
Points per Page
0.03125
Series
Building Amazing Structures
Description
This book describes tunnels throughout the world, discussing materials and building technologies, functions and locations of important tunnels, and examples of famous tunnels in history.