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When the only copies of director Devoreaux's latest film are stolen, the worlds of science fiction and fantasy become perilously real to Frank and Joe as they probe the crime.
When Frank and Joe find a young woman washed up on the beach of the Caribbean's St. Lucia Island, they realize there's trouble in paradise. Who is the mystery woman? What is she hiding? The answers lie offshore, where a ship's crew scavenges for pirate gold. But in the face of spearguns and man-eating sharks, the Hardys discover that the sea hides more than gold.
Every night water disappears from the new reservoir near Skull Mountain. Frank and Joe Hardy join forces with a team of skilled engineers to solve the baffling mystery.
Triggered by the disappearance of a brilliant young professor, this mystery takes the Hardy boys first to Kenworthy College, where they find a puzzling message on an examination paper. But then their pal Chet Morton, with his new metal detector, and buddy Biff Hooper, turn up a clue that sends the young detectives on an exciting search in another direction-to the Honeycomb Caves, on the seacoast. A hot-tempered hermit who considers the caves his private domain complicates this seacoast mystery and challenges every sleuthing skill Frank and Joe possess. The case that their famous detective father is working on-suspected sabotage at the new radar station near the Hardys' home town of Bayport-further complicates the mystery, which grows more baffling with every chapter. After many dangerous encounters, including a nearly disastrous patrol on the stormy ocean, Frank and Joe discover a powerful searchlight in one of the craggy caverns along the seacoast. In the brilliant white glare of the searchlight, the startling secret of the caves is dramatically revealed.
From the back of the book: A 300-YEAR-OLD SECRET LEADS TO A MYSTERY AS DEEP AND DARK AND DANGEROUS AS EVER! The landmark Tower Mansion, site of the Hardys' first triumph, is being converted into condos, and the construction workers have unearthed a pirate map leading to a cryptic message: "Here lies the greatest treasure of them all." Frank and Joe take the challenge and take the case, leaping into action once again! But the Hardy boys have seen plenty of action, and one thing they've learned: the greater the treasure, the trickier the trail. A mysterious modern-day pirate whose greed knows no bounds, is determined to keep THE SECRET OF THE ISLAND TREASURE all to himself... even if that means getting Frank and Joe out of the way-for good! ============== From inside the book: The Secret of the Island Treasure In the earthen chamber under the treasure pit, Joe crouched next to Bill and studied the hole in the wall by the light of the lantern. "It looks like some kind of tunnel," Joe called up to Frank. "You know, this may sound crazy, but I think I hear gurgling water inside it." "Yeah," said Bill. "I hear it, too." "Maybe you've discovered some pirate plumbing," Frank suggested. "A drinking fountain for thirsty treasure buriers." "It's getting louder," said Joe, putting his ear to the hole. "It's almost like the water's coming toward us." "Let's get out of here!" cried Bill, suddenly panicked. "It's only a little water," scoffed Joe. "Are you afraid to get-" All at once a thick column of water burst out of the hole, hitting Joe so hard it knocked him against the far wall of the chamber. As Frank watched, helpless, Joe slumped to the ground.
The Hardy brothers accept the challenge of vindicating a Confederate general accused of stealing hidden gold which belonged to a bank.
A warning sent to Fenton Hardy and his sons not only alarms them but also puzzles them, because they're working on more than 1 case. Which one prompted the threat?
The Hardy brothers must dismantle a dangerous crime gang in this first book of a fresh approach to a classic series. Teenagers Frank and Joe Hardy are supposedly "retired" from their detective work. But there is a new mystery in Bayport that needs their investigative expertise--and fast! Starting with a bank heist, a series of alarming pranks have popped up around Bayport. Ultimately harmless, the pranks turn out to be the work of Seth Diller, an amateur filmmaker who plans to make "zillions" from his reality-horror flick, which he'll use to help out his brother, a wounded Marine. But after the Hardy brothers put a stop to the Panic Project, there is a new outbreak of Seth-like pranks--only these have definite victims. All signs point to evidence of a crime gang in Bayport, and Frank and Joe undertake the most dangerous investigation they've ever encountered. It's up to them to save their town--and themselves--before the Red Arrow gets to them first.
GOLD RUSH! The police in Portugal have asked Fenton Hardy to come help them solve a crime, and Frank and Joe are tagging along. Before they even get on the plane, they're given a mission of their own: Mrs. Rilke, a friend of the grandmother of one of Frank and Joe's classmates, is sending the boys on a treasure hunt! After World War II, a defecting German soldier buried a fortune in gold bars in Mrs. Rilke's childhood backyard. She asks the Hardys to recover the treasure so she can donate it to charity. The problem is that another woman now knows about the gold, and she and her sons are looking for it too. Can Frank and Joe find the loot before it falls into the wrong hands?
An invitation from Cap Bailey, science teacher at Bayport High, to accompany him out West to Wildcat Swamp on an archaeological expedition triggers off a series of dangerous events for Frank and Joe Hardy.
Another exciting mystery begins for Frank and Joe Hardy when they help a stranger who has had an accident with his car. The man introduces himself as John Mead, owner of a nearby estate. After he continues on his way, Frank finds an odd-looking house key which belongs to Mead. But when the Hardys try to return it, they learn that John Mead died five years ago! They are even more amazed when they find that the intricately carved doors in the dead man's deserted mansion have no visible knobs or keylocks. While working on this mystery, the boys assist their detective father in tracking down a highly organized ring of thieves who are robbing warehouses of television and stereo equipment.<P> What happens when Frank and Joe discover that there is a link between Mr. Hardy's case and the mysterious Mead mansion will keep the reader on edge with thrills and suspense.
The owner of a gold pharaoh's head claims it was aboard a freighter Hardpans but suspicions arise that he is trying to defraud the shipping line's insurance company.
From the back of the book: SPECIAL DELIVERY MURDER Frank Hardy's girlfriend, Callie Shaw, is determined to join him and Joe in solving crimes. So when she bumps into a mailman and mistakenly recovers a top-secret codebook, Callie thinks she's found the perfect case. She challenges the brother detectives to help her break the code. Trouble is, the real owner is deadly serious about getting it back. Joe is knocked cold during a daring burglary, and when he comes to, the black book is missing. But not before Frank has uncovered a link to a secret network of fraud, corruption, and murder. It seems Callie has stumbled on to a major scandal-will Frank and Joe end up taking the fall? ========== From inside the book: DEATH TRAP The truck driver flicked on his headlights. Lisa and Joe were caught in their glare. "Duck," Joe said. "He's got a gun!" His warning came too late. There was a sharp cracking noise. Lisa gave a cry, stiffened, and fell. Joe's gut twisted. No, he thought. The man with the gun raised his hand again. Run-fast, a voice inside Joe's head cried, but he couldn't make himself move. Another crack-and Joe felt the pain. This time I've bought it. He swayed on his feet. Then the darkness closed in.
All the clues point to Phil Cohen, a friend of the Hardys, when a rare, deadly snake is discovered missing from the Bayport Zoo.
The Hardy Boys find themselves the targets of ninja terror when they investigate the Japanese underworld.
Frank and Joe might be in over their heads when they discover an aquatic smuggling operation in this chilling Hardy Boys adventure--a fresh approach to a classic series.When Frank wins an internship at the Bayport Aquarium, he's stoked at the chance to not only earn school credit, but to also geek out about one of his favorite subjects--aquatic life. And his brother Joe is equally jazzed about taking scuba diving lessons from the super-cute instructor, Aly. But both boys' excitement comes screeching to a halt when the aquarium's most valuable asset goes missing: a rare two-hundred-pound sea turtle named Captain Hook. Frank and Joe stumble upon a network of underground tunnels hidden beneath Bayport...and realize the aquarium is a secret entry point. Could the aquarium be the newest target of a sinister aquatic smuggling ring? And can the boys snag the gang's mastermind before they end up in treacherous waters?
The Hardy brothers' visiting Greek pen pal enlists their help in searching for a priceless ancient Greek helmet loaned to and lost by a Hollywood movie company years before.
Frank and Joe travel to Philadelphia with their father to assist the police commissioner with two difficult cases. When Fenton Hardy is kidnapped, Frank and Joe must go all out against a sinister underworld gangster to rescue their father.
Frank and Joe solve a mystery on the high seas in this Hardy Brothers Secret Files adventure.It's finally summer vacation, and the Hardy family is headed on a cruise to the Caribbean. As they board the ship with their parents, Frank and Joe can't believe all the fun that's in store for them. There are three-story slides, playgrounds, ball pits, four pools, and an arcade. There are concerts and magic shows at night, while jugglers and clowns wander the deck during the day. In addition to all of the fun, the Hardys discover that former pop idol and lead singer of the Lightening Bolts, Izzy, is now performing on the ship. That night, as the family eats dinner, they hear a commotion at the other end of the massive dining room. Someone has stolen a very valuable and sentimental pocket watch from Izzy. Can Joe and Frank solve the case before the ship docks in the first harbor? Or will time run out on this case?
When the Hardy boys eagerly agree to assist their friend Jack Dodd and his father in locating a family treasure, the two young detectives are unaware of the baffling complications that will arise. The only clue to the longlost treasure is a cryptic message written by a Pilgrim ancestor. But when Mr. Dodd and Jack are accused of stealing cars and then mysteriously disappear, Frank and Joe are confronted with a triple mystery. Have their friends run away to avoid the law? Or are they secretly hunting for the treasure? Or have they been kidnapped? Despite mounting evidence and the bitter suspicions of the townspeople, the Hardys are convinced that the Dodds are the victims of a sinister plot. Clues that Frank and Joe uncover, with the aid of their jolly, plump friend, Chet Morton, lead to the secret hideout of a ruthless gang of criminals. Deadly road traps and aerial ambush, a spider man and a suspect who carries a menacing cane harass the young detectives as they seek the triple solution to this perplexing and exciting mystery.
Frank and Joe chase after local car thieves. Vehicles along the Shore Road keep disappearing and the Bayport police have had no luck on the job. Where could the cars be going?<P> This is the original 1928 unrevised version of The Shore Road Mystery.
When thieves hijack a collection of stuffed animals from a country auction, Frank and Joe Hardy pursue the getaway car and are drawn into a thrilling mystery. The recently acquired interest of their best pal, chubby Chet Morton, in taxidermy as a hobby adds fresh twists to the puzzle.
Frank and Joe are accompanying their friend Jackson to Indianapolis to view the train collection of one of the most well-known collectors in the U.S. While visiting, they assist the train collector in keeping his building from being demolished, and rescue him when he is kidnapped, as well as solving the theft of his entire train collection.
With only the slender clue of an arrow-shaped tie clasp, Frank and Joe Hardy pick up the trail of a cunning gang of thieves responsible for a wave of jewelry-store holdups.
Racing cars! Mystery! Adventure! These elements combine to give Frank and Joe Hardy one of the most dangerous and intriguing cases of their careers. It all starts when their father, Fenton Hardy, is engaged by an experimental race car and motor designer to investigate a series of mysterious accidents. Three of his drivers have crashed because the windshields of their cars were suddenly crazed, thus cutting off forward vision. Frank and Joe uncover one slim clue. Each of the drivers had seen a signpost marked danger shortly before his accident. The young detectives investigate, only to discover that the signposts have vanished. What happened to them? And what sinister purpose did they serve. The attempted theft of a secret experimental motor and the kidnapping of a famous race horse are part of this thrilling case, which proves to be as sinister as the signposts themselves.