Books like The X-Factor by Franklin W. Dixon
The X-Factor is a series of detective stories featuring the Hardy Boys. In each volume, the boys solve a crime while searching for the X-Factor, a dangerous game that could destroy Galaxy X, a new theme park in California. Tyrone McKenzie, a detective, is brought in to solve the mystery, adding a new twist to the series.
First publish date: 1791
Genre: Children's Fiction/Children's Adventure
Authors: Franklin W. Dixon
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Books similar to The X-Factor (30 similar books)
Franklin W. Dixon’s Hardy Boys embark on a thrilling adventure at Uncle Bernie's Fun Park in Massachusetts, where they investigate a mysterious death and protect the park’s patrons.
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Frank and Joe Hardy infiltrate a film set to protect an actress and unravel the mystery behind escalating threats in the final chapter of the Deathstalker Trilogy.
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Franklin W. Dixon’s Hardy Boy at the heart of a missing‑person mystery, this third volume follows his return, keying into clues that may finally unravel the enigmatic LOST abductions amid Idaho’s parks and camping sites.
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Frank and Joe investigate a clandestine international CD‑burning ring that exploits teenagers, racing against time to bring the illegal operation to justice.
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Frank and Joe Hardy trail missing teens from a rugged western ranch, going undercover amid unruly kids and corrupt camp administrators.
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The Hardy Boys investigate a mysterious copy of the new statewide test that has appeared in Tony's book bag, blending school mystery with detective intrigue.
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Private Killer is the third installment in the Hardy Boys series, following Frank and Joe as they continue their investigation into a dangerous fraternity at an all-boys New England boarding school.
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Three Hardy Boys sisters investigate a suspicious incident that may involve foul play, gambling, and a college football scandal.
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Friends Frank and Joe investigate the disappearance of Phil, a high-tech weapons engineer, uncovering a kidnapping plot that threatens global security.
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The Hardy Boys investigate a reality‑tv drama where teens compete to survive without modern comforts, uncovering hidden motives behind the show’s death threats.
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The Hardy Boys, Frank and Joe, trail teen superstar Justin Carraway to uncover his secret stalker before the mystery turns deadly.
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Frank and Joe's adventure in solving a mystery, featuring the famous Morpho Mask and Spork.
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Hardy brothers Frank and Joe investigate a sinister art‑forge plot at a San Francisco comics convention, where a celebrated artist’s priceless work is being mimicked to threaten fans and the industry alike.
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Hardy Boys Frank and Joe investigate a series of injuries and deaths at a troubled‑teen camp in the Maine wilderness, uncovering a possible conspiracy involving the camp founder.
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A thrilling Halloween mystery contest threatens to turn into a real fright when the Hardys must keep the prizes fair amid spooky suspects and a chase through the local parade.
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The Hardy Boys race to rescue a kidnapped girl and clear a friend from a murder charge while confronting America’s most notorious gem thief in a high‑stakes diamond heist.
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When the Hardy Boys receive an anonymous warning of sabotage at Bayport’s annual fireworks display, they disguise themselves as documentary filmmakers to uncover the plot.
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Hardy Boys Frank and Joe investigate a murder at a local movie studio, going undercover as gofers to uncover a killer hidden among the crew and deadly accidents that threaten their lives.
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A mystery unfolds in northern Arizona when Hardy Boys Frank and Joe answer an urgent plea for help from their father’s chemist friend, Sam Gentle, leading them on a cross‑country adventure.
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Frank and Joe Hardy embark on a thrilling adventure to thwart a scheme that threatens to destroy Niagara Falls.
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The Hardy Boys join a televised competition, "Maximum Challenge," only to discover that the show's contestants' unique skills are the key to solving a string of daring burglaries in Bayport.
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When a prized baseball statistics book disappears from the school library, the Hardy Boys investigate to clear Franny Hardy’s name and confront the school’s toughest bullies.
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The Hardy Brothers investigate a mysterious death during the first qualifying round of a hot‑dog eating contest as they race to uncover the truth before the big championship.
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Two brothers, Frank and Joe Hardy, are tasked with investigating a dangerous Utopian community run by Arthur Stench, which plans criminal activity in the oil industry.
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Frank and Joe Hardy are drafted onto their school’s basketball team, only to confront a masked kidnapping ring targeting new players amid a deadly initiation scheme.
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The Hardy Boys investigate a series of false hurricane alerts that trigger burglaries in Bayport, forcing them to uncover the truth behind the deceptive warnings.
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Hardy brothers Frank and Joe investigate Evan Davis’s murder—a runaway pushed from a New York subway—threatening other shelter teens and uncovering suspects linked to a political family.
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Frank and Joe Hardy race against time to uncover the saboteur threatening the opening of Galaxy X theme park, while protecting a pro‑skater’s debut opening day.
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Frank and Joe Hardy, disguised as set extras, protect teen movie star Anya from ominous threats amid the chaotic backdrop of a comic‑book film production.
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Some Other Similar Books
The Clue of the Broken Locket by Franklin W. DixonThe Ghost Town Mystery by Franklin W. Dixon
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