Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.8
Points
5.0
Fiction/Nonfiction
Fiction
Word Count
33652
Points per Word
0.000149
Page Count
173
Points per Page
0.028902
Series
Hardy Boys Mystery Stories
Description
While protecting a secret invention, the Hardy boys encounter a dangerous gang of jewel thieves. Book #10.