When the rodeo comes to Bayport, Joe and Frank catch the ranch hands trying to steal a prize horse. After the boys stop the theft, they're recruited to help drive the cattle back to the ranch. However, mysterious things continue to happen and the Hardy boys have to solve the mystery.

Bayport Elementary's detective brothers Frank and Joe Hardy are on the case when someone sabotages the hockey team's lucky charm right before the championship game

One of Frank and Joe Hardy’s favorite places to hang out is the Bayport Junior Public Library. Having a library just for kids is the best, and they love the real-life bookworm mascots, a whole farm of them! But the town council is facing budget cuts and will vote soon on whether to shut down the BJPL and combine locations with the adult library. Just when the boys’ librarian is starting to sway the council in her favor, a valuable book goes missing...

Teenaged detectives Joe and Frank Hardy uncover a plot to sabotage a ski resort.

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.--

Detective brothers Frank and Joe work to solve a muddy mystery when the spring break Mud Bud Run is canceled due to a frog infestation.

When the daughter of Bayport's amusement park owner goes missing, Joe and Frank follow clues to find the girl and determine if her disappearance is related to that of another missing person.

"When Joe hears that Nathan's wife is having a giant estate sale, he drags Frank with him. Who could pass up the opportunity to see inside their favorite author's home? Nathan's wife says she wants to get away as quickly as possible; strange things have been happening since their first night there and now her husband is gone and she's sure the house is haunted. But Nathan's assistant, Adam, is not so willing to blame it all on the supernatural. Valuable...

Bayport High's Green Environment Conservation Club is camping on Black Bear Mountain, but the bears aren't the only danger--rumor has it that a madman with a taste for human flesh lurks in the nearby forest. When the campers awake one morning to find a bear roaming the campsite, they also find that their teacher is missing ... and blood is streaked across his tent. Frank and Joe go in search of him, but can they survive the dangers on the mountain?...

While teen superstar Justin Carraway shoots his latest movie in Bayport, Frank and Joe attempt to discover the identity of the stalker who is sending the actor threatening letters before anyone gets hurt.