Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.3
Points
6.0
Fiction/Nonfiction
Fiction
Word Count
36353
Points per Word
0.000165
Page Count
181
Points per Page
0.033149
Series
Nancy Drew Mystery Stories
Description
A group of professional detectives challenges Nancy to tackle a mystery that they have failed to solve: Find an invaluable message hidden by a missionary centuries ago in a hollow oak tree in Illinois.