Hardy Boys adventures

The Hardy Boys must figure out who the mastermind is behind some violent pranks before a girl's Sweet 16 bash is ruined.

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.

While participating in a Revolutionary War reenactment, Frank and Joe learn that there has been a real casualty and set out to investigate the incident.

When a sinkhole opens up and swallows one of Bayport's historic statues, Frank and Joe suspect something--or someone--shady at play. They jump at the chance to investigate ; Joe as a member of an urban exploration club, and Frank as photographer for the school paper. But in the thick of their search, the boys stumble upon an entire underground city that's been abandoned for years. Now the city is home to a cultish band of criminals who plan to take...

Scoffing at an urban legend about a cannibalistic madman during a field trip to Black Bear Mountain, the Hardy brothers are on the case when their teacher goes missing, stranding their class in the wilderness with no way to call for help.

When their summer is marked by more claims of sasquatch sightings than usual, an ensuing media blitz prompts Frank and Joe to investigate the truth, an effort that is complicated when some of their friends are attacked by a furry creature.

When someone is out to frame Frank and Joe for the theft of an original Sherlock Holmes manuscript, they use a group of skateboarders as sources of information in their attempt to clear their names.

While at a comic book convention, the Hardy brothers and Frank's new girlfriend Jones meet up with Jones's online friend Harper, but when she disappears overnight, the brothers start looking into her life and uncovering her secrets.

Brother detectives Frank and Joe return to dangerous Black Bear Mountain to help locate a scientist gone missing from a remote research station.

"A cooking competition goes wrong when a storm traps both the Hardy brothers and a criminal on the small Rubble Island"--

During their Alaskan vacation, Frank and Joe Hardy help falconer Kate when her beloved peregrine goes missing.