Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.2
Points
7.0
Fiction/Nonfiction
Fiction
Word Count
48169
Points per Word
0.000145
Page Count
203
Points per Page
0.034483
Series
Invisible Detective
Description
While investigating a haunted house, the Cannoniers discover a group of scientists who are creating an army of indestructible mutant soldiers to fight the Germans in pre-World War II London.