The Sinister Signpost

The Hardy Boys Secret Files Collection Books 1-5

Danger Overseas (Nancy Drew: Girl Detective and Hardy Boys: Undercover Brothers Super Mystery #2)

The Gross Ghost Mystery (Frank and Joe Hardy: The Clues Brothers #1)

Cigars of the Pharaoh (Tintin Young Readers)

The Double Jinx Mystery

The Mystery of the Coughing Dragon

The Holmes and Watson Mysterious Events and Objects Consortium: The Case of the Witch's Talisman

The Hardy Boys

After receiving a cryptic message, The Hardy Boys find themselves embroiled in a series of crimes and misdemeanors leading to a dangerous heist. The investigative teenagers must piece together the clues to unmask the crooks and their devious plot.

Discover Your Child's Next Read

The Sinister Signpost

Franklin W. Dixon, 1936

The Hardy Boys Secret Files Collection Books 1-5

Franklin W. Dixon, Scott Burroughs, 2014

Danger Overseas (Nancy Drew: Girl Detective and Hardy Boys: Undercover Brothers Super Mystery #2)

Franklin W. Dixon, Carolyn Keene, 2008

The Gross Ghost Mystery (Frank and Joe Hardy: The Clues Brothers #1)

Franklin W. Dixon, 1997

Cigars of the Pharaoh (Tintin Young Readers)

Herge Au, 1955

The Double Jinx Mystery

Carolyn Keene, 1973

The Mystery of the Coughing Dragon

Nick West, Robert Arthur, 1970

The Holmes and Watson Mysterious Events and Objects Consortium: The Case of the Witch's Talisman

Elmore Hammes, 2007