Book Series · 38 Books
In order from Foul Play to Movie Mayhem. Part of The Hardy Boys.
The Hardy Boys: Undercover Brothers series is a set of 38 chapter books by Franklin W. Dixon, published between 1978 and 2012. Written for ages 8–12, most books run about 160 pages.
Can the Hardy brothers stop a college football game from being rigged?
38 books · Published 1978–2012
Can the Hardy brothers stop a college football game from being rigged?
Stop a plot to destroy Niagara Falls before it's too late.
Can Frank and Joe Hardy stop a looming threat at the Big Air Games?
Stop the jewelry heists in Ocean Grove before danger strikes.
Uncover the truth behind a mysterious death at Uncle Bernie's Fun Park.
Uncover the truth behind a utopian community's sinister plans in the oil industry.
Uncover the mastermind behind a global CD-burning ring using teens.
Uncover the deadly mystery haunting a troubled teens' camp in the Maine wilderness.
Can Frank and Joe stop a murder plot against a rising rock star in LA?
A murder, a cursed mummy, and a race for treasure in Egypt.
Two students injured at a martial arts center. Coincidence or conspiracy?
A bomb threat looms over a resort's auction and wedding. Can it be stopped in time?
Uncover the truth behind false hurricane warnings and burglaries in Bayport.
A diplomat's son vanishes in St. John. Can two agents crack the case before it's too late?
Uncover the truth behind a student's death at Eagle River Academy.
Diamonds vanish at a fashion show. Can they catch the thief?
Uncover sabotage on a pirate-themed reality show before chaos ensues.
Investigate threats at the mall; are environmentalists or someone else behind them?
Uncover the truth behind a runaway teen's murder in NYC before more lives are lost.
Uncover the truth behind a deadly mystery at a high-stakes hot dog eating contest.
Undercover brothers race to stop a killer on a reality show.
Uncover the forger at a comic convention before chaos erupts.
Uncover the truth behind reality show's eerie accidents.
Teens compete without luxuries, but secrets lurk. Can truth prevail?
The Hardy Boys unravel a celebrity stalking case with unexpected twists.
Twins' secrets unravel as the Hardy Boys race to solve a disappearance.
A twin's disappearance leads to a shocking twist.
Can the Hardy brothers stop a saboteur before Galaxy X's grand opening turns disastrous?
Can Frank and Joe stop a saboteur before Galaxy X's grand opening?
Uncover the secrets behind mysterious accidents at an elite boarding school.
Uncover the secrets of a dangerous fraternity.
Children vanish in the woods, leaving a chilling mark. Can the boys solve the mystery before they too disappear?
A headmaster's life is at risk. Can the detectives save him in time?
Joe races against time to find his missing brother in the woods.
Frank holds the key to solving mysterious abductions.
Uncover the truth behind mysterious arson on a movie set.
Can the Hardy brothers uncover who's threatening a movie star before chaos halts filming?
Uncover the mastermind behind the chaos on a movie set before it's too late.
There are 38 books in the Hardy Boys: Undercover Brothers series. It began with Foul Play in 1978, and the newest book, Movie Mayhem, was published in 2012.
The series is best for ages 8–12, based on the age ranges of the individual books.
The authors and illustrators who bring The Hardy Boys: Undercover Brothers to life.
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