Looking for the best riddles to challenge your brain, entertain friends, or share a laugh? This collection brings together clever wordplay, tricky logic puzzles, classic brain teasers, and funny riddles with answers so there’s something for just about everyone.
Some may seem easy at first, while others require you to look at the clues from a completely different angle. The best riddles often have answers that seem obvious only after you discover them, so try solving each one before checking the answers below!
- See also Math Riddles.
35 Best Riddles to Test Your Brain
Try to solve each riddle before checking the answers below!
1. The Patient Door
I open automatically when you approach, close after you pass, and never need a hand to turn a knob. What am I?
2. The Dinner Mystery
A woman orders a meal at a restaurant. She eats every bite but never uses a fork, spoon, knife, or her hands. How is that possible?
3. The Family Puzzle
Two fathers and two sons went fishing. Each caught one fish, but they brought home only three fish. How is that possible?
4. The Bar Puzzle
A man walks into a bar and asks the bartender for a glass of water. Instead, the bartender suddenly points a gun at him. The man says, “Thank you,” and leaves. Why?
5. The Missing Dollar
I can be saved, spent, wasted, or lost, but you can never put me in your wallet. What am I?
6. The River Crossing
A farmer needs to take a wolf, a goat, and a cabbage across a river. His boat can carry only the farmer and one of them at a time. He cannot leave the wolf alone with the goat or the goat alone with the cabbage. How can he get all three safely across?
7. The Barbershop Choice
A town has only two barbers. One has a spotless shop but a terrible haircut. The other has a messy shop but a great haircut. Which barber should you choose?
8. The Candle Conundrum
Imagine a candle that magically loses exactly half of its remaining length every hour. If this continues forever, after how many hours will its length mathematically reach exactly zero?
9. The Growing Mystery
I start small, but the more secrets you tell me, the bigger I become. What am I?
10. The Boat Riddle
You see a boat filled with people, yet there isn’t a single person on board. How is that possible?
11. The Three Switches
Three switches outside a closed room control three traditional light bulbs inside. You may operate the switches however you like, but you can enter the room only once. How can you determine which switch controls each bulb?
12. The Tallest Mountain
Before Mount Everest was discovered, what was the tallest mountain in the world?
13. The Elevator Puzzle
A short man lives on the 10th floor of a building. Every morning he takes the elevator to the ground floor. When he returns, he normally rides only to the 7th floor and walks the rest of the way. On rainy days, however, he rides all the way to the 10th floor. Why?
14. The Underground Traveler
I stop at many stations but never choose where to go. I carry crowds through tunnels and return along the same routes day after day. What am I?
15. The Calendar Puzzle
Some months have 30 days and some have 31. How many months have 28 days?
16. The Long Nose
Why can’t your nose be 12 inches long?
17. The Ark Trick
How many animals of each kind did Moses take on the ark?
18. The Water Holder
What is full of holes but can still hold water?
19. The Two Doors
You face two doors. One leads to safety and the other to danger. A guard stands at each door. One guard always tells the truth and the other always lies, but you don’t know which is which. You may ask one guard one question. What should you ask to find the safe door?
20. The Timeless Question
What comes once in a minute, twice in a moment, but never in a thousand years?
21. The Scarecrow Story
Why did the scarecrow win an award?
22. The Family Riddle
A girl has as many brothers as sisters, but each of her brothers has only half as many brothers as sisters. How many brothers and sisters are in the family?
23. The Train Chase
A train leaves a station at 3 PM traveling at 60 mph. A second train leaves the same station at 4 PM, traveling along the same route at 90 mph. At what time will the second train catch the first?
24. The Hidden Word
What word becomes shorter when you add two letters to it?
25. The Coin Trick
I have two U.S. coins that add up to 30 cents. One of the coins is not a nickel. What are the two coins?
26. The Doorless Room
What kind of room has no doors or windows?
27. The Broken Object
What can you break without touching, dropping, or holding it?
28. The Unseen Guest
I can fill an entire room without taking up any physical space. What am I?
29. The Letter Riddle
What appears twice in “corner,” once in “room,” never in “house,” and once in “shelter”?
30. The Snowman Joke
What do you call a snowman with a six-pack?
31. The Skeleton Secret
Why don’t skeletons fight each other?
32. The Unusual Race
You are running a race and pass the person in second place. What place are you in now?
33. The Drying Riddle
What gets wetter the more it dries?
34. The Invisible Delivery
I can arrive on your phone without a package, appear in an instant, and tell you something even when the sender is miles away. What am I?
35. The Photograph Riddle
A man looks at a photograph and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the photograph?
Best Riddles Answers
- An automatic door. It opens when its sensor detects someone approaching and closes afterward.
- She is drinking her meal through a straw. Her meal could be a smoothie, soup, or another drinkable food.
- They are a grandfather, a father, and a son. That makes two fathers and two sons but only three people.
- The man had hiccups. The bartender realized this and frightened him with the gun. His hiccups stopped, so he thanked the bartender.
- Time. You can save time, spend time, waste time, or lose time, but you can’t put it in a wallet.
- Take the goat across first. Return alone and take the wolf across. Bring the goat back, then take the cabbage across. Return alone and finally take the goat across.
- Choose the barber with the messy shop and great haircut. Since there are only two barbers, they presumably cut each other’s hair. The barber with the great haircut was therefore likely cut by the messy-shop barber.
- Never. If exactly half of the remaining length disappears each hour, the candle gets shorter and shorter but never mathematically reaches exactly zero in a finite number of hours.
- A rumor. The more people who hear and repeat it, the bigger it can become.
- Everyone on the boat is married. There isn’t a single person aboard.
- Turn on the first switch for several minutes, then turn it off. Turn on the second switch and enter the room. The lit bulb belongs to the second switch. The unlit but warm bulb belongs to the first. The cold, unlit bulb belongs to the third.
- Mount Everest. It was still the tallest mountain even before it was discovered.
- He can’t reach the button for the 10th floor. He can reach the 7th-floor button and walks the rest of the way. On rainy days, he uses his umbrella to press the 10th-floor button.
- A subway train. It carries passengers between stations along established underground routes.
- All 12 months. Every month has at least 28 days.
- Because then it would be a foot. Twelve inches equal one foot.
- None. Noah, not Moses, took the animals onto the ark.
- A sponge.
- Ask either guard, “Which door would the other guard tell me leads to safety?” Then choose the opposite door. Either guard will point you toward the dangerous door.
- The letter M. It appears once in “minute,” twice in “moment,” and not at all in “a thousand years.”
- Because he was outstanding in his field.
- 3 brothers and 4 sisters. Each girl has 3 brothers and 3 sisters. Each boy has 2 brothers and 4 sisters, so he has half as many brothers as sisters.
- 6 PM. At 4 PM, the first train has a 60-mile lead. The second train gains on it at 30 mph, so it takes two hours to catch up.
- Short. Add the letters “e” and “r,” and it becomes “shorter.”
- A quarter and a nickel. One of the coins is not a nickel—the quarter. The other coin is.
- A mushroom.
- A promise. You can break a promise without physically touching it.
- Light. Light can fill a room without occupying physical space like an object does.
- The letter R.
- An abdominal snowman.
- Because they don’t have the guts.
- Second place. When you pass the person in second place, you take that person’s position.
- A towel. It gets wetter while drying something else.
- A text message. It can reach your phone almost instantly even when the sender is far away.
- His son. Since the speaker has no brothers, “my father’s son” refers to himself. Therefore, the man in the photograph is his son.
Keep the Riddle Fun Going With More Riddles
Riddles are a simple way to test your reasoning, notice details you might otherwise overlook, and have a little fun at the same time. Some of these puzzles rely on logic, while others use wordplay or a surprising interpretation of the clues. Activities that challenge thinking and problem-solving can also be an enjoyable way to exercise the mind, according to the National Institute on Aging.
How many did you solve without looking at the answers? If you’re ready for another challenge, explore our Hard Riddles or try our Funny Riddles for more puzzles to solve and share.