Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.2
Points
4.0
Fiction/Nonfiction
Fiction
Word Count
29177
Points per Word
0.000137
Page Count
147
Points per Page
0.027211
Series
Hardy Boys Mystery Stories
Description
On a trip to a Rocky Mountain resort, the Hardy Boys meet up with a new kind of threat - a mystery that may be totally out of this world. Book #151.