In Private Killer, Frank and Joe continue their undercover investigation of Gamma Theta Theta, a mysterious-turned-dangerous fraternity at an all-boys New Engla

MISSION: To investigate the shady goings-on at the exclusive private boarding school Willis Firth Academy. LOCATION: The mountains of New England. POTENTIAL VIC

In Killer Connections, the detective duo learns that the headmaster of The Willis Firth Academy is in peril along with his daughter—and maybe even the Hardys

Put your crime-solving wits to the test with codes, ciphers, and more mind-bending puzzles from the groundbreaking creators of Hunt A Killer. In Hunt A Killer:

The English translation of the letters of Heinrich Himmler and his wife, recently authenticated by the Bundesarchiv and serialized in Die Welt At the end of Wor