Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
3.9
Points
7.0
Fiction/Nonfiction
Fiction
Word Count
49408
Points per Word
0.000142
Page Count
260
Points per Page
0.026923
Description
The fifth graders of Liberty Falls Elementary have a reputation for trouble. While on a field trip, they search for secret inventions that are rumored to be hidden but they find they are not the only ones searching.