Teenage detectives Frank and Joe Hardy investigate a supposedly haunted house reported to be the hangout of criminals.

When new team members are being kidnapped and threatened, Frank and Joe join the basketball team at the request of their principal to uncover the culprits.

"The Tower Treasure" is the first installment in the "Hardy Boys" series of mysteries. Written by Canadian author Charles Leslie McFarlane and published under the pen name, Franklin W. Dixon, in 1927, "The Tower Treasure" ranks as one of the best works in the series. In this thrilling and suspenseful work, readers are introduced to Frank and Joe Hardy, two clever and resourceful teenage boys, who find themselves in the middle of a strange case involving...

First published in 1928, now public domain in the USA and Canada, The Missing Chums is the fourth book in the Hardy Boys series. Follow Frank and Joe Hardy as they grapple with the unexplained disappearance of their closest friends, Chet and Biff, during a motorboat trip. The stakes are high, as Baldy Turk's gang think they've kidnapped Frank and Joe and, in a letter received by the Hardy Boys' Aunt Gertrude, are demanding ransom for their return....

ATAC BRIEFING FOR AGENTS FRANK AND JOE HARDY MISSION: Investigate sabotage on the set of a pirate-themed, action-packed reality television show. LOCATION: Bayport waterfront. POTENTIAL VICTIMS: Show contestants and crew members. SUSPECTS: The surly mechanic on the set seems out for revenge, but there are also more than a few competitive contestants who will do anything to win.... This mission requires your immediate attention....

The boys go on a chilling mission-camping in the woods where children have suddenly begun to disappear. Every time a child disappears, the word "LOST" has appeared outside their tent...and they are never heard from again. The boys think they've got things covered; they're ATAC agents after all. But when an "L" appears outside their tent their first night in the woods, things take a turn for the creepy.

The Hardy Boys Deathstalker Trilogy comes to a riveting conclusion! Frank and Joe Hardy have been posing as extras on the set of the upcoming teen movie, Deathstalker. The star, an ingenue named Anya, has already had her trailer burn down, and the Undercover Brothers had their work cut out for them keeping her safe at a comic book convention. But though the threats haven't stopped, the filming has begun and enough is enough: It's time to get to...

In Private Killer, Frank and Joe continue their undercover investigation of Gamma Theta Theta, a mysterious-turned-dangerous fraternity at an all-boys New England boarding school. The headmaster's meddlesome, trouble-making daughter is in danger, and it seems like the fraternity members-and even some faculty-will stop at nothing to protect their secrets.

ATAC BRIEFING FOR AGENTS FRANK AND JOE HARDY. MISSION: Look into the disappearance of Kathy Boutry, a college reporter who was hot on the trail of several huge stories. LOCATION: Atlantic City, NJ. POTENTIAL VICTIMS: The longer Kathy's missing, the more danger she's in. And if one of you gets too close to the truth, you could be the next target. SUSPECTS: Kathy was about to reveal secrets that would put a number of very important people in serious...

ATAC BRIEFING FOR AGENTS FRANK AND JOE HARDY MISSION: Good thing you're in Egypt, because we have a mystery on our hands. A man has been murdered, possibly over a map to a precious golden mummy. Could there be a curse surrounding the ancient mummy and his treasure? LOCATION: Cairo, Egypt, and the surrounding area. POTENTIAL VICTIMS: Anyone in pursuit of the treasure. SUSPECTS: Several people on an expedition are suspects. Find them...