Pop Culture · Brain teasers
Brain Teasers Trivia Quiz
Gotcha! Trick questions, lateral thinking and quick maths traps. Read carefully: the obvious answer is usually wrong.
141 questions · 2 to 12 players, or solo · Typed answers, close enough counts
About this quiz
This Brain Teasers Trivia Quiz has 141 questions: 50 easy, 56 medium and 35 hard. It is free. Play it with friends in a room for 2 to 12 players, on phones or in a browser, or play it solo. Type your answers: close enough counts, so a small typo still scores.
Sample questions
20 of the 141 Brain teasers questions in this pack. Think of your answer, then open it.
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What comes next? 31, 28, 31, 30, 31, ?
Show answer
30
Days in each month: Jan 31, Feb 28, Mar 31, Apr 30, May 31, June 30.
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You throw a ball as hard as you can. It stops, then comes straight back to you without hitting anything. How?
Show answer
Threw it up
Throw it straight up: gravity stops it and brings it back down, no wall needed.
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In an escape room you must open one door: one hides a lava pit, one is full of poison gas, and one holds a lion that hasn't eaten in three years. Which door is safest?
Show answer
Lion
No lion lasts three years without food, so that room is just a very empty cage.
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Larry's father has five sons: Ten, Twenty, Thirty and Forty. What's the fifth son's name?
Show answer
Larry
The answer is in the question: it's Larry's father, so Larry is the fifth son.
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Which tyre doesn't move when a car turns right?
Show answer
Spare tyre
Every wheel on the road turns, but the spare just rides along in the boot.
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I have a big money box, 25 cm wide. How many coins can I put in before it's no longer empty?
Show answer
1
After the first coin goes in, the box isn't empty any more. The size is just a decoy.
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If two's company and three's a crowd, what are four and five?
Show answer
9
It's plain addition dressed up as a saying: 4 + 5 = 9.
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A farmer has 17 sheep. All but 9 run away. How many does he have left?
Show answer
9
'All but 9' means 9 stayed. Our brains see two numbers and rush to subtract them.
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You're running a race and you overtake the person in second place. What place are you in now?
Show answer
2nd
You took their spot, not the leader's. To be first you'd still have to pass the person in front.
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Ted is Sam's father, but Sam is not Ted's son. Who is Sam?
Show answer
Daughter
Sam can be short for Samantha. The name makes most people picture a boy.
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What comes next? 2, 3, 5, 9, 17, ?
Show answer
33
The gaps double each time: 1, 2, 4, 8, then 16.
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What comes next? 3, 1, 4, 1, 5, 9, ?
Show answer
2
These are the digits of pi: 3.14159265...
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What letter comes next? I, V, X, L, C, ?
Show answer
D
Roman numerals in order of value: 1, 5, 10, 50, 100, and D = 500.
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What comes next? 1, 2, 6, 24, 120, ?
Show answer
720
Multiply by 2, then 3, 4, 5 and 6: these are factorials, so 120 x 6 = 720.
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What letter comes next? D, R, M, F, S, L, T, ?
Show answer
D
Do, Re, Mi, Fa, Sol, La, Ti... and back to Do.
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2 + 2 is the same as 2 x 2. Which three different whole numbers give the same answer whether you add them or multiply them?
Show answer
1, 2 and 3
1 + 2 + 3 = 6 and 1 x 2 x 3 = 6.
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You must pay a worker 1 gram of gold a day for 7 days from a 7-gram bar, and you may only cut the bar twice. What sizes do you cut?
Show answer
1, 2 and 4
Pay 1, swap it for 2, add the 1 back, then swap for 4... the three pieces can make any total from 1 to 7.
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Two fathers and two sons go fishing. Each catches one fish, yet they bring home only three fish. How many people went fishing?
Show answer
3
A grandfather, his son and his grandson: the middle one is both a father and a son.
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If a peacock lays an egg in your neighbour's garden, who owns the egg?
Show answer
Nobody
A peacock is the male bird. Only peahens lay eggs, so there's no egg to argue over.
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A man looks at a photo and says: 'Brothers and sisters I have none, but this man's father is my father's son.' Who is in the photo?
Show answer
His son
With no brothers, 'my father's son' is the speaker himself. So the man in the photo is his child.
How to play with friends
- Start a room. Open this quiz in Braggit, already picked for you. It plays in any browser or the app.
- Invite your friends. Share the room code or link. Friends join from their own phones, in the same room or over a video call.
- Type, wager, brag. Everyone types an answer before the timer runs out. Wager points when you are sure, then share your brag card.
Questions about this quiz
How many questions are in the Brain Teasers Trivia Quiz?
141. Each game plays a round of them, so you can come back for more.
Can I play the Brain Teasers Trivia Quiz with friends online?
Yes. Start a room with this quiz, share the room code or link, and 2 to 12 players join from the Braggit app or any browser. You can also play it solo.
Is the Brain Teasers Trivia Quiz free?
Yes. Play it free in your browser or in the Braggit app.
Do I have to spell the answers exactly?
No. You type your answers, and Braggit accepts close spellings, so a small typo still scores.
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