Mystery Riddles That Will Even Stump Your Family Detective

These riddles have a bit of a mystery hidden within. Have fun trying to untangle the clues to come up with the answers.

Check out our other riddles with answers! You might also like camping riddles, birthday riddles, music riddles, and beach riddles.

Mystery Riddles

Mystery Riddles with Answers for Kids

  • Riddle: One winter morning, Mr. Wilson found a man standing in the middle of the front yard. The man stayed in the yard for several weeks, but Mr. Wilson didn’t mind. Eventually, the man disappeared. Who was he? – Answer: A snowman.
  • Riddle: There were three men swimming in the ocean. When a lifeguard called them to stay away from the water due to high tides. The lifeguard noticed that only two of the men’s hair was wet. What about the third man? Answer: The third man was bald. 
  • Riddle: One night, a woman was sitting inside a house with no light; she did not even have a lamp or candle. How was she reading? – Answer: This woman was reading braille as she was blind.
  • Riddle: I am all about but cannot be seen. I can be captured but cannot be held. I don’t have a throat, but I can be heard. What am I? – Answer: Wind
  • Riddle: Identify me. I have cities without houses. There are mountains, but no trees. There is water but no fish. – Answer: A map
  • Riddle: I am at the beginning of the end & at the start of eternity, I am at the end of time and space, in the middle of yesterday, but nowhere in tomorrow. What am I? – Answer: The letter ‘e.’
Mystery Riddles

Mystery Riddles with Answers for Adults

  • Riddle: A man decides to go to sleep after an exhausting long day of work. He turns off all the lights and goes to sleep. When he wakes up, he finds out that he has killed 105 sailors. He does not sleepwalk and has slept all night without waking up once. – Answer: The man was a lighthouse operator.
  • Riddle: A detective told his wife he’d be home at 8:30 and came home at 8:30. Then why was the detective’s wife angry with him? – Answer: He said he’d be home at 8:30 P.M. and came home at 8:30 A.M.
  • Riddle: A chemist was murdered in his own lab. The only evidence was a piece of paper that had the names of chemical substances written on it. The substances were nickel, carbon, oxygen, lanthanum, and sulfur. The chemist only had three people come by his lab on the day of the murder: fellow scientist Claire, his nephew Nicolas, his wife, and his friend Marc. The police arrested the murderer right away. How did they know who it was? – Answer: There was a very obvious clue on the piece of paper. If you combine the abbreviations of the chemical substances on the paper, you’ll get a name: Ni-C-O-La-S. 

Related Post: Riddles about Time

  • Riddle: Every single person died in a plane crash. However, there were survivors. Who were they? – Answer: Married Couples.
  • Riddle: Two pills, a safe one and a dangerous one, were given to a group of victims to take. All of them died even though they took their pills in a random order. How did they die? – Answer: The water was poisoned
  • Riddle: A man had returned his cup of tea because a fly was in the cup. He got angry when he realized the waitress had just given him back his old cup of tea thinking he wouldn’t know. How did he know it wasn’t changed? – Answer: The tea was sweet because he added sugar; if it was a new cup, it would have been bitter.

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