Franklin W Dixon Books in Order

Frank and Joe accompany their father on an undercover investigation in the African wilderness. A multimillion-dollar smuggling operation and the disappearance of a U.S. Customs official create a dangerous case far from their familiar Bayport surroundings.

Frank travels to Las Vegas to compete in the National Computer Chess Championships, with Joe along for the trip. A kidnapping turns the tournament visit into a dangerous investigation, forcing the brothers to confront threats beyond the chessboard.

Stolen Mexican artifacts bring Frank and Joe to the Yucatan to investigate grave robbers and smugglers. At an archaeological site surrounded by jungle, the brothers confront armed looters determined to protect a lucrative trade in ancient treasures.

Sailing a friend's yacht toward Florida, Frank and Joe nearly collide with a crewless ship in the Caribbean. Investigating the encounter draws them toward black-market traders whose deadly business reaches far beyond ordinary smuggled goods.

Joe's friendship with new student Vanessa Bender draws the brothers into trouble surrounding her mother's animation studio. Vandalism, a fire and a creator's death threaten the television production, leaving Frank and Joe to investigate arson and murder.

Frank and Joe pursue international smugglers after the apparent loss of their father. A mysterious woman's involvement and a trained assassin complicate their search, leaving the brothers to decide whom they can trust while danger follows every lead.

A cross-country skiing trip in the Colorado Rockies turns into an investigation when a conservationist friend is shot. Frank and Joe pursue the attacker, only to discover that tracking a dangerous sniper can make them targets as well.

The local Thrashathon skateboard competition turns dangerous when someone targets its star rider and his board. Frank and Joe investigate the attacks, determined to identify the culprit before the contest's excitement gives way to a serious tragedy.

Frank and Joe go undercover to investigate repeated accidents at the Lone Star Oil Company. Left on an offshore rig as a storm approaches, they discover a bomb that threatens both their lives and the surrounding Gulf waters.

Joe's part-time work as a Bayport radio disc jockey becomes dangerous when Skull and Bones Radio jams the station's signal. He and Frank search for the pirate broadcaster before the interference drives WBBX off the air.

Visiting a Texas Panhandle ranch, Frank and Joe attend a rodeo where rising cowboy Buck becomes the target of a rifle attack. They investigate whether his sudden success or his shadowy past has made him an enemy.

An anonymous threat to the Olympic Committee sends Frank and Joe undercover at Sports City. They must discover who is behind the warning and protect the athletes before the competition becomes an opportunity for dangerous foul play.

At a New York baseball memorabilia convention, Biff buys a rare card that proves counterfeit. Frank and Joe investigate the scam, discovering that the fake collectibles are connected to a much larger and more dangerous criminal operation.

Joe’s supposedly advanced running shoes fail during a race, prompting the Hardys to investigate a sporting goods store. Their search for the source of defective footwear meets violent resistance from people determined to protect the profitable scheme.

Frank and Joe infiltrate Phoenix Enterprises while pursuing the people behind their father’s apparent death. A young woman whose father was also murdered becomes an unexpected ally as they investigate the mastermind of an international spy ring.

Tom Swift and the Hardy boys face the Black Dragon after his forces seize a secret time-travel device. Their pursuit crosses different eras as they try to prevent the machine from becoming a weapon of mass destruction.

The Hardys investigate counterfeit recordings that are costing rapper Randy Rand his profits. When the suspected bootlegger is murdered, Randy becomes the accused, and Frank and Joe must find the killer on New York’s dangerous streets.

A saboteur turns carnival rides into deadly hazards, threatening visitors at the fairgrounds. Frank and Joe investigate before a burning tunnel, an altered funhouse, and a runaway Ferris wheel transform an outing into a disaster.

Frank and Joe answer their father’s request for help at a South Carolina science-fiction theme park, only to learn he has been kidnapped. Their rescue effort pits them against an elusive enemy using the park’s futuristic machinery.

Pilot Brett Cooper prepares for Bayport’s Unlimited Air Races, but someone sabotages his attempt to break a speed record. Frank and Joe investigate his hidden past as blackmail and murder threaten the high-stakes aviation competition.

Halloween becomes a nightmare when Frank and Joe witness apparent murders that nobody else believes occurred. As supposedly dead enemies return to torment them, they confront a mystery threatening both their loved ones and their sanity.

Frank and Joe travel to Idaho to learn orienteering from champion Rob Niles. A trap aimed at Rob turns the exercise into a fight for survival amid rattlesnakes, rockslides, and sniper fire in the mountains.

Frank and Joe head into the South American jungle to help their friend Ed Yanomana, an environmentalist and tribal chief’s son. Accused of kidnapping an American businessman, Ed needs them to expose the people framing him.

Horror writer Mark Stevens invites the Hardys to investigate threats against him at Nightmare House. Deadly incidents seem to echo his latest novel, leaving Frank and Joe to discover who is turning fictional terrors into real danger.

Posing as car thieves, Frank and Joe infiltrate a New York hijacking ring and follow its operation to the Caribbean. Their investigation of an international black market becomes a desperate struggle when their cover is blown.

Gunmen kidnap Sarah Evans during a computer experts’ meeting in a Chicago skyscraper. Frank and Joe connect her disappearance to a global scheme that turns powerful computers into destructive weapons, forcing them to race against time.

An urgent message sends the Hardys to Arizona, where chemist Sam Gentle is found murdered in a canyon. They investigate whether his research exposed a dangerous secret while trying to protect his daughter from the killer.

Working undercover for an Atlanta airline leads Frank and Joe toward an international terrorist organization. Their investigation takes them to Alaska, where uncovering the group’s activities becomes the next stage of an increasingly dangerous mission.

Frank and Joe investigate luggage theft at an Atlanta airport, expecting a relatively small criminal operation. The case draws them toward connections with the Assassins and the Network, turning missing baggage into a much more dangerous problem.

The Network sends Frank and Joe to investigate Tom Swift after his encounter with an alien raises suspicions of espionage. When an industrialist kidnaps the visitor, the boys must work together to uncover a far-reaching conspiracy.

Chet’s new job at a fast-food restaurant turns bizarre when a UFO apparently abducts his boss from the parking lot. Frank and Joe investigate the disappearance, seeking the truth behind a kidnapping that seems impossible.

A ransacked apartment and a kidnapped sister lead the Hardys to investigate a mysterious notebook. Their search takes them to an abandoned Pennsylvania mining town, where underground fires add danger to an already urgent rescue case.

Frank and Joe penetrate the Assassins’ operation in Indonesia while investigating a worldwide terrorist conspiracy. With their disguises exposed and help out of reach, they must uncover the organization’s plans from deep inside the enemy’s territory.

Frank and Joe enter their tennis-ball collecting robot in an inventors’ competition, only to have it stolen. When the machine reappears altered into a dangerous device, they must discover who has turned their creation against them.

The Hardys join Teen Trails West outside Durango, Colorado, to investigate suspicious accidents threatening a horseback-tour business. Their wilderness trip leads toward a confrontation with outlaws who are making the journey far more dangerous than expected.

In Tunisia for an Explorers’ Guild anniversary, Frank and Joe face a murder investigation when expedition sponsor Thor Sonderstrom is poisoned. Secrets and old resentments complicate their effort to identify a killer among the gathering’s guests.

Frank and Joe visit Hawaii’s Mauna Kea Observatory to watch a total solar eclipse. As daylight disappears, their scientific outing turns dangerous, drawing them into a mystery that interrupts the spectacle they came to witness.

Helping prepare a new Bayport museum’s dinosaur park, Frank and Joe discover that its lifelike exhibits can be lethal. A high-tech saboteur threatens the opening, forcing the brothers to investigate before the attraction becomes a disaster.

Wild West Week in Deadwood draws Frank and Joe into a dispute between Sioux residents and a land developer. After a fatal shooting, they investigate the conflict while finding themselves targets in the escalating struggle.

A New York jeweller asks the Hardys to find his missing son, who planned to elope with a rival’s daughter and took his father’s gold. The search grows dangerous when a notorious criminal enters the case.

New rivals challenge Frank and Joe at school and in their relationships, while their father’s security system at a valuable jewellery exhibit begins malfunctioning. The brothers investigate before a criminal mastermind turns those failures into a major theft.

Frank and Joe compete in a solar-powered car race across Arizona, where a prize and a lucrative design contract attract ruthless competitors. Fires, grenades, and electrical attacks turn the event into an investigation of deliberate sabotage.

A trip to Alaska’s Denali National Park draws the Hardys into a series of deliberately set forest fires. Joining parachuting firefighters, they investigate a scheme driven by greed while trying to survive the spreading flames.

Frank and Joe join a demanding pre-astronaut training program in Huntsville, Alabama. When simulated dangers become real, they investigate sabotage from inside the team before another attack turns a training exercise into a fatal mission.

Frank and Joe visit Makatunk Island off the Maine coast for a vacation. Conflict between fishermen, environmentalists, and developers disrupts the peaceful resort, leaving the brothers caught in a dispute that soon puts them in danger.

A Los Angeles vacation brings Frank and Joe an unexpected job protecting Brian Beat, the singer of a popular dance band. When a killer targets their client, the brothers must uncover the threat behind the music.

Joe qualifies for a major mountain-bike race in Southern California, but a competitor is willing to sabotage others to win. Frank and Joe pursue the culprit through gunfire, brushfires, rock slides, and dangerous river rapids.

A movie production in Bayport draws Frank and Joe into an investigation when sabotage starts echoing scenes from its scripts. The brothers must identify who is turning filmed thrills into real danger before another incident occurs.

Frank and Joe sign aboard a replica of an old schooner, expecting to put their sailing skills to work. Ghostly appearances and sabotage threaten the voyage, forcing the brothers to investigate before the ship is lost.

During a Hawaiian Christmas visit, Frank and Joe discover an injured dolphin and a missing researcher at Nai'a Bay. They suspect a connection to stolen jewels lost in a plane crash and investigate the dangerous waters.

A security guard's death inside a factory leads Frank and Joe to investigate United Plastics. Suspicious corporate dealings point toward a scheme involving deadly pollution, and the brothers must uncover who is responsible before more harm follows.

Frank and Joe attend a video-game convention in San Francisco and uncover stolen technology being sold on the black market. Their investigation leads into dangerous virtual-reality games and a criminal mastermind prepared to kill.

Ben Martin's five-million-dollar prize brings more than newfound wealth: his sister is kidnapped for ransom. Frank and Joe investigate the criminals drawn to his money, racing to recover Emily before her brother's fortune costs her life.

Frank and Joe visit the Bayport Fairgrounds to watch a champion steeplechase horse race. When the valuable stallion disappears afterward, the brothers pursue a thief whose methods include deception, intimidation, and a willingness to kill.

A bomb interrupts presidential candidate Nathan Webster's appearance in Bayport, prompting Frank and Joe to become his bodyguards. Protecting him makes the brothers targets too, and they must identify the attacker before the campaign turns fatal.

When Iola's dog Spike is kidnapped, Frank and Joe set out to find him. Discovering that dogs are disappearing throughout Bayport, they investigate the wider thefts and try to identify who is taking the animals.

A vacation in Evergreen introduces Frank and Joe to a man who has lost his memory. When he becomes a suspect in a bank robbery, the brothers investigate what happened and whether he committed the crime.

Frank and Joe visit Avalon, a traveling medieval fair, where mysterious accidents and threatening messages disrupt the festivities. The brothers investigate who is trying to ruin the attraction before the danger overtakes its performers and visitors.

Two colleges compete fiercely to recruit Frank and Joe's friend for his basketball abilities. When Bayport University's coach dies under suspicious circumstances, the brothers investigate whether the rivalry has led someone to commit murder.

At a New Orleans computer convention, Joe fights with a man who is later murdered. Arrested for the killing, he and Frank must investigate the victim's criminal computer dealings and find the real killer to clear him.

The owner of the San Diego Sharks suspects foul play in a star player's death. Frank and Joe go undercover to investigate, but uncovering what happened puts the brothers in danger from those hiding the truth.

A cryptic map leads Frank and Joe into Borneo's jungles, where they discover their father has been poisoned. With only seven days to find a cure, they confront an international organization of killers to save him.

Frank and Joe assemble a team for the television game show Maximum Challenge when it comes to Bayport. A string of burglaries requires skills matching the champions', giving the brothers a second contest to investigate.

Working as stagehands at a gathering of magicians, Frank and Joe witness an assistant's vanishing act end in murder. With plenty of rival performers holding motives, they must see through the illusions before the killer strikes again.

An attack on Bayport High's new soccer player draws Frank and Joe into a larger mystery. Discovering that Carlos's father has been kidnapped, the brothers investigate a conflict connected to South American politics and its dangerous consequences.

A skiing trip to New Hampshire turns into an investigation when Callie's uncle discovers his maple syrup has been contaminated. Frank and Joe uncover attacks on other farmers and face a gang determined to silence them.

Christmas shopping takes a deadly turn when radio host Ron Minkus is electrocuted during a live mall broadcast. Frank and Joe investigate which of the abrasive broadcaster's many enemies turned resentment into a plan for murder.

A visit to an Indiana millionaire's model railway collection turns into a mystery when the priceless display disappears. Frank and Joe investigate the theft and find themselves facing real danger aboard a runaway locomotive ride.

When a friend's father disappears while flying over the Adirondack Mountains, Frank and Joe investigate the missing plane. The brothers must work out what happened to its pilot and uncover the mystery behind his disappearance.

A novelist wants to feature Frank and Joe in his next thriller, but his involvement brings the Assassins back into their lives. With a trusted ally's loyalty uncertain, the brothers confront a scheme threatening millions.

Frank and Joe's new classmate rides motorcycles and becomes caught in a dispute over her father's planned revival of a classic bike. The brothers investigate sabotage that escalates into firebombs, gunfire, and attacks from violent bikers.

Frank and Joe witness a bank robbery and investigate a masked gang striking soon after new cash deliveries. A clue from Joe's girlfriend Vanessa may expose the robbers, but it could also make her their next target.

Frank and Joe travel to Bombay to investigate sabotage on a movie set. Their arrival brings attacks involving explosives, machetes, and a cobra, forcing them to uncover who wants the production stopped and the detectives silenced.

Bayport High's new chemistry teacher becomes the prime suspect in a laboratory murder. Joe believes she has been framed, and he and Frank investigate the evidence before the person responsible turns the teacher into another victim.

Frank enters a major fencing tournament, only to discover that a rival has disappeared. He and Joe investigate a possible kidnapping, following the trail to a wealthy industrialist's castle and a dangerous team of fencers.

Frank and Joe investigate when their friend Phil and his boss disappear from a company making classified military equipment. A trail of blood and the Gray Man's involvement point toward a threat reaching beyond Bayport.

A Kentucky cave expedition turns dangerous after Joe discovers an uncharted chamber. Attacks, a booby trap, and a whirlpool threaten the explorers as Frank and Joe investigate the secret someone is willing to kill to protect.

Helping a friend move into a college dorm, Frank and Joe witness his roommate's kidnapping. Campus protests over a chemical incinerator and threats against a visiting diplomat complicate their search for the armed men responsible.

Frank and Joe travel to the Himalayas for a climbing expedition, only to suspect that a murderer has prepared an ambush. Ice, snow and dangerous drops complicate their efforts to identify the threat and stay alive.

Volunteering at the Atlanta Summer Olympics, Frank and Joe discover sabotage that threatens competitors and spectators. Suspecting a connection to an overseas conflict, they investigate before the sporting celebration becomes the scene of a terrorist attack.

Someone is tampering with the boats competing in Bayport’s offshore race, putting the racers in danger. Frank and Joe investigate the sabotage, seeking the person behind it before the competition leads to a fatal accident.

During a vacation on South Padre Island, Frank and Joe attend a bullfight with Rosa Galvan. A helicopter snatches her brother Rigo from the ring, turning their holiday into an urgent search for the abducted matador.

A ballooning festival is disrupted by suspicious accidents, drawing Frank and Joe into the search for an extortionist. Their investigation puts them at risk as they try to stop the attacks and protect the event’s participants.

Frank and Joe’s basketball team needs one more win to take the championship. Someone plans to eliminate the brothers and sabotage the Bayport Bombers, forcing them to investigate a threat that extends beyond the court.

Frank and Joe travel to Alaska to watch a friend compete in the Iditarod dogsled race. In Glitter, a saboteur’s firebomb attacks threaten the town, turning their visit into an investigation of a dangerous campaign.

Working undercover at Bayport’s winter festival, Frank and Joe protect Olympic skater David Kennedy. Armed robbers target money raised for a children’s hospital, forcing the brothers to stop the gang while carrying out their security assignment.

Frank and Joe accompany their father to Arizona’s Organ Pipe Cactus National Monument. When they investigate the theft of rare cacti for the black market, their visit becomes a dangerous confrontation with the people responsible.

Frank and Joe witness a parasailing stunt in Manhattan that ends in tragedy. Suspecting murder behind the apparent accident, they pursue the culprit before another dangerous stunt gives the killer a chance to strike again.

A snow leopard donated by Princess Salamaji disappears from Bayport Zoo, prompting Frank and Joe to investigate. When the princess is kidnapped too, the search for a missing animal becomes a dangerous rescue mission.

Irene asks Frank and Joe to investigate her physicist father’s apparent death, although his body was never found. His valuable superconductor research sends the brothers from Los Alamos to Antarctica, where their search becomes increasingly dangerous.

A flight planned for Callie’s birthday ends in a near fatal crash, sending her to hospital. Frank and Joe investigate suspected sabotage, following the trail from Bayport to Louisiana and uncovering a conspiracy involving murder.

A fire alarm disrupts Frank and Joe’s first day at Bayport Elementary, and Joe thinks he knows the culprit. Branded a snitch by other pupils, he needs Frank’s help to discover who actually pulled it.

A suspicious fall sends Frank’s friend Freddie, a circus clown, to hospital. Frank and Joe join the circus to investigate, uncovering criminal dealings while facing an enemy willing to use dangerous animals against them.

Visiting the Everglades for a swampland rodeo, Frank and Joe face sabotaged boats and dangerous traps. They suspect a link to robbers who vanished into the swamp after a Miami heist, taking their loot with them.

A rafting trip on Montana’s Big Bison River turns dangerous when a sniper shoots the brothers’ friend Owen. Frank and Joe investigate the attack while contending with the river’s hazards and Joe’s interest in Owen’s daughter.

Summer construction jobs draw Frank and Joe into suspicious accidents at a Manhattan skyscraper project. Discovering corruption and organized crime beneath the mishaps, they investigate a scheme that threatens both the building and people’s lives.

Testing their wilderness skills in Utah, Frank and Joe encounter accidents that appear deliberately arranged. Their search for the saboteur follows the history of Butch Cassidy’s outlaw gang while a present threat endangers their survival.

The Ebony Pearl, wrecked decades earlier, appears to have returned to haunt Nantucket. Frank and Joe investigate the ship’s secret, trying to explain its reappearance and prevent the mystery from claiming yet another victim.

Frank and Joe accompany an archaeologist searching for a legendary shield set with jewels. Powerful opponents also want the treasure, turning the expedition into a dangerous struggle to recover it and identify the people pursuing them.

A new play is plagued by sabotage, from a collapsing set to threatening messages and dangerous props. Frank and Joe investigate the attacks before someone’s campaign against the production causes serious harm on stage.