Brain Teasers with Answers — Can You Solve Them All?

What begins with T, ends with T, and has T in it?

What has teeth but can't bite?

What has one eye but can't see?

What has a neck but no head?

What can fill a room but takes up no space?

What can you catch but not throw?

What runs but never walks, has a mouth but never talks?

What has a thumb and four fingers but isn't alive?

What is always in front of you but can't be seen?

What can you break without touching it?

What has many keys but can't open any locks?

What is so fragile that saying its name breaks it?

What gets bigger the more you take away from it?

What belongs to you but other people use it more than you?

What has words but never speaks?

What comes once in a minute, twice in a moment, but never in a thousand years?

What is full of holes but still holds water?

What has a bottom at the top?

What has legs but doesn't walk?

What gets wetter the more it dries?

What can travel around the world while staying in a corner?

I have keys but no locks. I have space but no room. You can enter but can't go inside. What am I?

What disappears as soon as you say its name?

The more you take, the more you leave behind. What am I?

David's father has three sons: Snap, Crackle, and ___?

I am an odd number. Take away a letter and I become even. What number am I?

What has four wheels and flies?

What kind of room has no doors or windows?

How is seven different from the rest of the numbers between one and ten?

What goes through cities and fields, but never moves?

What has 13 hearts but no other organs?

If two's company, and three's a crowd, what are four and five?

How many letters are in the English alphabet?

What is seen in the middle of March and April that can't be seen at the beginning or end of either month?

A man who was outside in the rain without an umbrella or hat didn't get a single hair on his head wet. Why?

What can be cracked, made, told, and played?

I shave every day but my beard stays the same. What am I?

First, think of the color of clouds. Next, think of the color of snow. Now, think of the color of a bright full moon. Now answer quickly: what do cows drink?

How far can a dog run into the woods?

A bus driver goes the wrong way down a one-way street. He passes the cops but they don't stop him. Why?

What five-letter word becomes shorter when you add two letters to it?

A girl fell off a 50-foot ladder but didn't get hurt. How?

If you have me, you want to share me. If you share me, you haven't got me. What am I?

What word in the English language does the following: the first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire word signifies a great woman?

Two fathers and two sons are in a car, yet there are only three people in the car. How?

What English word retains the same pronunciation even after you take away four of its five letters?

You walk into a room that contains a match, a kerosene lamp, a candle, and a fireplace. What would you light first?

I have cities, but no houses live there. I have mountains, but no trees grow there. I have water, but no fish swim there. I have roads, but no cars drive there. What am I?

You see a boat filled with people. It has not sunk, but when you look again you don't see a single person on the boat. Why?

A man dies of old age on his 25th birthday. How is this possible?

I speak without a mouth and hear without ears. I have no body, but I come alive with the wind. What am I?

You measure my life in hours and I serve you by expiring. I'm quick when I'm thin and slow when I'm fat. The wind is my enemy. What am I?

I can fly without wings. I can cry without eyes. Wherever I go, darkness follows me. What am I?

Three doctors said that Robert was their brother. Robert said he had no brothers. Who is lying?

A man pushes his car to a hotel and tells the owner he's bankrupt. Why?

What common English word is nine letters long, and each time you remove a letter, it still forms a valid English word, down to a single letter?

There are three boxes: one with only apples, one with only oranges, and one with both. All labels are wrong. You can pick one fruit from one box. How do you label all boxes correctly?

Two ropes each take exactly one hour to burn from end to end, but they burn at non-uniform rates. How can you measure exactly 45 minutes?

Five people were eating apples. A finished before B but behind C. D finished before E but behind B. What was the finishing order?

You're in a dark room with a candle, a wood stove, and a gas lamp. You only have one match. Which do you light first?

How many times can you subtract 5 from 25?

In a certain country, half of 5 is 3. Based on the same proportion, what is one-third of 10?

There are 100 lockers in a hallway, all closed. 100 students walk by one at a time. The first student opens every locker. The second student closes every 2nd locker. The third student toggles every 3rd locker. This continues for all 100 students. Which lockers are open at the end?

I turn polar bears white and I will make you cry. I make guys have to pee and girls comb their hair. I make celebrities look stupid and normal people look like celebrities. I turn pancakes brown and make your champagne bubble. What am I?

What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have 1 letter left. What is the word?

A lily pad doubles in size every day. On day 30, it covers the entire lake. On what day did it cover half the lake?

You have 12 identical-looking balls and a balance scale. One ball is a different weight (heavier or lighter). You have only three weighings to determine which ball is different and whether it is heavier or lighter.

A prisoner is told: 'If you tell a lie, we will hang you. If you tell the truth, we will shoot you.' What does the prisoner say to survive?

Three gods A, B, and C are called True, False, and Random, in some order. True always speaks truly, False always speaks falsely, and Random speaks truly or falsely at random. Determine the identities of A, B, and C by asking three yes-or-no questions, each addressed to one god.

You have two identical eggs and access to a 100-story building. You need to figure out the highest floor from which an egg can be dropped without breaking. What's the minimum number of drops needed in the worst case?

I am a word of six letters. My first three letters refer to an automobile. My last three letters refer to a household animal. My first four letters is a fish. My whole is found in your room. What am I?

You have a 3-gallon jug and a 5-gallon jug. How do you measure exactly 4 gallons?

What is special about the number 8,549,176,320?

A windowless room contains three identical light fixtures, each containing an identical light bulb. Each light is connected to one of three switches outside the room. You may manipulate the switches however you wish, but once you open the door, you cannot touch the switches again. How do you determine which switch controls which light?

You are in a room with two doors. One leads to freedom and one leads to death. There are two guards — one always tells the truth and one always lies. You don't know which is which. You can ask one guard one question. What do you ask?

If you wrote all the numbers from 1 to 100, how many times would you write the digit 9?

You're on a game show. Behind one door is a car; behind the other two are goats. You pick door 1. The host, who knows what's behind each door, opens door 3 (revealing a goat). Should you switch to door 2?

Three missionaries and three cannibals must cross a river using a boat which can carry at most two people. If cannibals ever outnumber missionaries on either bank, the missionaries will be eaten. How do they all get across?

An airplane crashes on the border of the US and Canada. Where do they bury the survivors?

A man is looking at a photograph of someone. His friend asks who it is. The man replies, 'Brothers and sisters, I have none. But that man's father is my father's son.' Who is in the photograph?

A woman shoots her husband, then holds him underwater for five minutes. Next, she hangs him. But five minutes later they both go out and enjoy a wonderful dinner. How?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?