Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.2
Points
5.0
Fiction/Nonfiction
Fiction
Word Count
33016
Points per Word
0.000151
Page Count
175
Points per Page
0.028571
Description
Triggered by the disappearance of a brilliant young professor, this mystery takes the Hardy boys first to Kenworthy College, where they find a puzzling message on an examination paper. Book #7.