Welcome to MindCipher, a social repository of the world's greatest brain teasers, logic puzzles and mental challenges.
3 8 How many?
As I was going to St. Ives, I met a man with seven wives. Each wife had seven sacks. Each sack has seven cats. Each cat had seven kits. Kits, cats, sacks, and wives, How many were going to St. Ives? ...
Submitted by Gene
Easy
2.8
3 5 Brain Teaser 56
Answer Yes or No to this brain teaser
Easy
2.8
4 6 Guilty Innocence
I am a drug dealer. I have been questioned by the police with all of my drugs surrounding me, but I was not arrested. Why?
Easy
2.8
2 3 Nice to meet you
At a secret meeting, everyone shakes hands exactly once with every other person present. Altogether there are forty-five handshakes. How many people attended the meeting?
Easy
2.9
6 10 Psycho Killer
While at the funeral of her mother, she met a man whom she did not know. She thought he was amazing, her dream guy, and she fell in love with him but never asked for his number and could not find him ...
Submitted by Valentin
Easy
3.0
10 22 3 Coins
Not sure what the answer is, ideas welcome! You have 3 coins, one always comes up heads, the second always comes up tails, and the third is a fair coin. You select a coin at random. After selecting ...
Math help Submitted by city_slick
Easy
3.0
0 1 What is Sammy exactly?
Police! Police! She cried, Police! he died! Sammy was my friend. If this is the end and i wont see him again, let me give just a kiss. Sammy was my friend. Down the roar he shall slide turning ro ...
Submitted by Aakash
Easy
3.0
1 8 Right or Left?
This is interesting. Look at the animation below. Do you see the girl spinning clockwise or counter-clockwise
Easy
3.0
0 4 Cutting Numbers
When is Seven half of Twelve?
lateral thinking Submitted by Ravi
Easy
3.0
1 1 The fisherman and the Hunter
The are two men that always tell the truth except for the days when they are lying. The fisherman lies on Monday, Tuesday and Wednesday. The Hunter lies on Thursday, Friday and Saturday. Today the ...
Submitted by Valentin
Easy
3.0
4 2 Gone Camping
Camp Crona’s cook, Allison, was just about to begin preparing the picnic lunch for all the campers. She already knew she needed to fill 55 bowls of the same size and capacity with the same amount of fo ...
mathematics Submitted by Aakash
Easy
3.1
7 8 Clock Works - Google Interview Question
How many degrees are there in the angle between the hour and minute hands of a clock when the time is a quarter past three?
Easy
3.1
11 4 Measuring Up
You have a 3 and a 5 litre water container, each container has no markings except for that which gives you its total volume. You also have a running tap. You must use the containers and the tap in su ...
logic brain teaser Submitted by Ravi
Easy
3.1
3 4 Ball Drop
A man is floating in a hot air balloon off the coast of Ireland. In one hand he has a bowling ball, and in the other a golf ball, and he drops them both over the side at the same time. which one ...
Easy
3.1
4 3 Don't Hang Yourself
A fool wants to tie a rope around the earth. So he buys a rope of 40,000 KM and ties it around the world. His neighbour, also a fool, wants to do the same only he wants the rope on sticks 1 meter abo ...
Easy
3.1