Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.1
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
8269
Points per Word
0.000121
Page Count
48
Points per Page
0.020833
Description
This book discusses how engineers and architects design towers and tunnels including current and historical information about towers and tunnels around the world.