Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.1
Points
5.0
Fiction/Nonfiction
Fiction
Word Count
32762
Points per Word
0.000153
Page Count
175
Points per Page
0.028571
Series
Hardy Boys Mystery Stories
Description
A vanishing signpost has Frank and Joe baffled in this case involving an experimental race car. Book #15.