Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.9
Points
4.0
Fiction/Nonfiction
Nonfiction
Word Count
20311
Points per Word
0.000197
Page Count
159
Points per Page
0.025157
Description
This informative book covers a wide variety of historical topics, vanished civilizations, unexplained disappearances, unsolved crimes, and more. All are united by the common thread that there's some mystery surrounding each.