Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.9
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3425
Points per Word
0.000292
Page Count
32
Points per Page
0.03125
Series
Underground Worlds
Description
Readers are introduced to the history of ancient structures such as underground churches, markets, mines, and burial chambers.