Books with author Franklin W. DIXON

Valuable electronic parts containing platinum are being stolen from shipments made by Stanwide Mining Equipment’s cargo planes, and Frank and Joe are called upon to assist their world-renowned detective father solve the baffling case. While posing as Stanwide employees, the boys look into the truth behind the chief pilot’s death at sea. The puzzling trail of clues leads the young sleuths to an uninhabited Caribbean island, but the final, and most startling, discovery is made in the boys’ home town of Bayport.

Frank and Joe Hardy become involved in an intriguing mystery which revolves around their fencing master, Ettore Russo. Proof that Russo is the rightful heir to his grandfather’s estate hinges on retrieving the guard end of a broken saber lost many years ago in California. The young investigators’ quest is complicated by a bank robbery during which some of their father’s important records are stolen. A chase ensues in the grape-growing region of California as the boys engage in a dangerous game of hide-and-seek with the bank robbery gang.

A sleek new hydrofoil is scheduled to start ferrying passengers between Bayport and Cape Cutlass. But business enemies of the hydrofoil owner have stirred up a hornets’ nest of violent opposition among small boat owners. Fearing sabotage, he begs Frank and Joe Hardy to guard the Flying Express on her maiden trip. Startling developments plunge the teenage detectives into a dangerous chase by sea, air, and land in pursuit of a gang of hardened criminals who operate by the signs of the Zodiac. Tension mounts when the Flying Express vanishes – and so does Sam Radley, Mr. Hardy’s skilled operative. Peril stalks Frank and Joe’s every moves as they hunt down the terrifying gangleader Zodiac Zig and his vicious henchmen.

Brother detectives Frank and Joe search a hidden castle for clues to help them find a missing comic book in the nineteenth book in the thrilling Hardy Boys Adventures series.Frank and Joe have been hanging out at Sir Robert’s Comic Kingdom, the local comic and gaming shop, and got the exclusive invite to this year’s Halloween costume ball at Bayport’s one and only castle. Sir Robert plans to use the big event to unveil his most prized possession, a super rare comic that is rumored to contain a map to buried treasure. Sir Robert agrees to show his store regulars—who now include Frank and Joe—a sneak preview of the comic before the party. But when he goes to unlock the fireproof casing, he finds the book is gone. It will take all of Frank and Joe’s recently acquired LARPing skills to solve this case. Anything can happen in a castle full of dungeons and deception. Can the Hardy boys keep up?

Brother detectives Frank and Joe face the dangers of Black Bear Mountain once again in the twentieth book in the thrilling Hardy Boys Adventures series.Frank and Joe are back on Black Bear Mountain, the scene of a previous wilderness adventure and mind-bending mystery. This time, the brothers are checking in on Dr. K, a friend they made during their first trip. Dr. K is a fan of living off the grid, but he’s been MIA long enough to cause worry in the small mountain town. And so the teenage detectives Black Bear Mountain relied on before have been called in to help once again. It’s not a good start to the investigation when Frank and Joe’s ATV is put out of commission by a falling tree. Then their camp, including their radio—their only way to contact the outside world—is destroyed by wildlife searching for food. And when they finally reach Dr. K’s research station, they find his cabin has been cleaned out and abandoned—the only current resident is an angry skunk. Frank and Joe may have been better prepared for their second Black Bear Mountain adventure, but they’re not having any more luck this time around. In fact, they’ve been downright unlucky. Is someone trying to sabotage their mission? And if they are, how can the brothers stop this invisible foe?

Frank and Joe try to hit a home run by figuring out what happened to the Bayport Bandits’ playbook before the first big baseball game in the second book in an all-new, interactive Hardy Boys chapter book mystery series. Includes space for readers to jot down their own ideas and solutions to the case!Frank and Joe and the rest of their Bayport Bandits teammates can’t wait for Little League to start! Everyone is celebrating the beginning of the season at Speedy Zermino’s house. While they’re all together, Coach Quinn shows off the Bandit’s new playbook that contains all of the new strategies and plays that will help them to a winning season. The next day at practice, Coach Quinn realizes the all-important playbook has gone missing! With their teammates counting on them to get the book back, Frank and Joe must take a swing at cracking this case…or their season will be over before it even begins.

Danger is the name of the game when the Hardys agree to help their pen pal from Greece, Evan Pandropolos, search for a priceless, ancient Greek helmet. Years ago, Evan’s uncle had loaned it to Hollywood movie company for use in a silent motion picture, but the treasured helmet had been lost. Picking up foes along the way, the young detectives unearth clues that keep them constantly on the move—from their Greek college campus to California and finally to Greece.

Brother detectives Frank and Joe find themselves on the basketball court and in the midst of a dangerous team initiation scheme in this thrilling Hardy Boys adventure.Joe and Frank are taken aback when Principal Gerther announces that they need more extracurriculars on their school transcript, and he’s signed them up for the basketball team. They think it’s odd because they both stink at basketball! But the Hardys soon find out that their principal isn’t acting out of concern for their college applications; he wants them to solve a dangerous mystery on the team. It turns out that a band of masked players are kidnapping new team members and then beating them up, blackmailing them, and threatening them—all in an effort to boost performance. Can the boys step up to the line and stop the shadiness?

It’s a case of hidden identities for brother detectives Frank and Joe in the in the eighteenth book in the thrilling Hardy Boys Adventures series.The Hardy brothers and Frank’s new girlfriend, Jones, are attending a local comic book convention on the shore. They meet up with Jones’s friend Harper, a fellow comics super fan, on the boardwalk outside the convention. The four of them spend hours running from booth to booth and end the perfect day with pizza at Harper’s short-term rental apartment. Things don’t stay so perfect, though. On the way home, Jones realizes she switched phones with Harper by accident and she is getting some really scary texts. When they show up at the apartment the next day, they find it totally destroyed and Harper is missing. Frank and Joe start digging into their new friend’s life, hoping to find out where she might have gone, but the more they find out about her, the more mysterious she becomes. Can Frank and Joe find this secretive character? Or has she disappeared forever?

When Frank and Joe set out to explore caves and tunnels, they dig themselves into some dark and dangerous trouble in this Hardy Boys adventure.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 over Bayport. Frank and Joe are determined to shut down the crooks, but after being barreled down by a boulder and nearly squashed by a runaway train, they have to wonder: are they in over their heads?

The Canadian Northwest beckons Frank and Joe Hardy to mystery and adventure. It all starts when a French-Canadian trapper, Caribou Caron, makes a historical and valuable find–-a carved rune stone left by Vikings centuries ago near Great Slave Lake. When Caribou Caron attempts to sell the artifact to a representative of a museum, it is snatched by thieves. Like the intrepid Vikings of old, Frank and Joe, with their close pal Chet Morton, set off on a perilous quest in the Northwest Territories to recover the valuable artifact before the robbers can decipher the symbols leading to the buried treasure.

When Frank and Joe set out to explore caves and tunnels, they dig themselves into some dark and dangerous trouble in this Hardy Boys adventure.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 over Bayport. Frank and Joe are determined to shut down the crooks, but after being barreled down by a boulder and nearly squashed by a runaway train, they have to wonder: are they in over their heads?