The Demon's Den
by Dixon, Franklin W.
Series:Hardy Boys Mystery Stories
Prefer borrowing? Open Library may have a digital copy too.
AR Book Level
5.4
AR Points
5
Word Count
33,700
Interest Level
Middle Grades (MG 4-8)
Genre
Fiction
AR Quiz #
6812 EN
About this book
Their search for a kidnapped boy leads Frank and Joe right to a crazed scientist's deserted laboratory deep in the isolated Canadian wilderness. Book #81.