Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.3
Points
5.0
Fiction/Nonfiction
Fiction
Word Count
31160
Points per Word
0.00016
Page Count
149
Points per Page
0.033557
Series
Hardy Boys Mystery Stories
Description
The Hardy boys discover that the sea hides more than gold, a secret so explosive that it has marked Frank and Joe for death. Book #144.