Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.9
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3500
Points per Word
0.000286
Page Count
32
Points per Page
0.03125
Series
Underground Worlds
Description
Readers are introduced to underground services and systems, including heating and cooling, power and cable, as well as underground farming.