Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.3
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
7296
Points per Word
0.000137
Page Count
48
Points per Page
0.020833
Series
Science on Patrol
Description
Readers learn about the scientists who live and work beneath ground, the equipment they use, how they communicate with the outside world, and the transportation they use to travel in this environment. The coauthor is Richard Spilsbury.