# All Questions

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595 views

### How Many Coins Were There

There were three men in a boat. They received an amount of coins in a chest from 200 - 300 as a reward for surviving the storm without damaging anything. One night, the first man thought that he would ...
865 views

### Color-Coded Bridges

Use the given clues to solve the puzzle below. Note: an image editing tool is recommended.
1k views

Here are a few one-liner rebus puzzles for you to solve. T_ _ E O _ E R _ T _ O _ swear bible bible bible bible hoppin injury + insult COLT jr. cut cut cut cut cut cut cut cut cut GIFIREN VA DERS ...
270 views

### Eight remarkable places

Something very remarkable connects the following eight geographic places. What is it? Bodaybo (Russia) Cape Horn Christchurch (New Zealand) Cocos Islands Ghanzi (Botswana) Honolulu Punta Peclas (...
555 views

### No food in the fridge

What eight letters did the little boy say when, whilst looking for an afternoon snack, he realized that there was no food in the fridge? Hint:
399 views

### Jewels in the box

Professor Egghead participates today in a local game show. There are six jewels (a diamond, an emerald, a moonstone, a ruby, a sapphire, and a topaz), and there are six boxes that carry the numbers 1,...
861 views

### Two rebus puzzles, each with a sun

These two rebus puzzles both have a sun in it. Puzzle 1: Puzzle 2: What do they mean?
619 views

### Pythagorean coins

To make payments, the Pythagoreans use coins in no more than three denominations. The three denominations are in whole Oboloi amounts, and the sum of the squares of the two smaller denominations ...
146 views

### Inter-city bus services

The ministry of transportation of Lampukistan just made the following announcement: From Jul 1st, the country-wide inter-city bus service will be organized by the ministry. The service will be ...
3k views

### Invert three inputs with two NOT gates

You've just been hired by Widget & Co. to prototype a new electrical circuit for their line of impenetrable puzzle locks. As part of this circuit, your boss asks you to invert three boolean inputs....
375 views

### Probability in chess tournament

In a 4 round chess tournament with 16 players (where the loser of each two player match is eliminated and the winner moves on to the next round), the pairings for all matches are decided randomly. The ...
2k views

### Sometimes I am born in silence

Sometimes I am born in silence, Other times, no. I am unseen, But I make my presence known. In time, I fade without a trace. I harm no one, but I am unpopular with all. What am I?
604 views

### I grow as others die

Although I am dead, I grow as others die. Acids hate me. My home is often a tray. Sometimes I fall before I can get home. The answer must meet all conditions.
3k views

### Display a number using a scientific calculator with most keys are stuck

Your have a scientific calculator such that most of the keys are unable to be pressed. The only keys that work are those for the functions  x^2 \;\; \sqrt{x} \;\; x!\;\; \exp\;\; \ln\;...
1k views

### Polyomino Z pentomino and rectangle packing into rectangle

See my similar question about T hexomino (Polyomino T hexomino and rectangle packing into rectangle) This is exactly same but with other polyomino - Z pentomino. Let's pack some (one or more) Z ...
4k views

### What are the numbers?

Three perfect mathematicians with extremely strong memories are taking an exam. The examiner tells each of them a certain piece of information about $x$ and $y$, which two positive integers between ...
804 views

### Shortest Number Containing the Numbers 1-100?

Exactly what the title says: What is the shortest (fewest digits) number you can find such that somewhere in it, you can find each number 1- 100? My thinking for this puzzle is you have an electric ...
380 views

### Distinguished country pairs

I guess that everybody here at puzzling.stackexchange is aware of the fact that Uzbekhistan and Liechtenstein are the only two countries in the world that are doubly landlocked and hence share a very ...
359 views

### Dr. Strangelove or How I Learned to Stop Worrying and Love the Bomb

Can you recover the following two dozens of (well-known) movie titles just from their initials? ...
306 views

### Rebus puzzle (62ND S MAKE A single)

Here is a rather simple rebus puzzle: 62ND S MAKE A single
1k views

### What does the “gift” and “101010” in this rebus puzzle mean?

What does the image in this rebus puzzle mean?
755 views

### Corny - rebus puzzle

This is yet another rebus puzzle What does it mean?
984 views

### Mirrored - Rebus puzzle

Here is another rebus puzzle. What does it signify?
229 views

### Rebus - which side is it?

Which side is it? Nice blue arrows.
557 views

### Rebus, funny looking word

This funny looking word is displayed in all its glory. Can you decipher its hidden and cryptic meaning? To question the message body is wrong. What is the secret to meeting quality standards.
375 views

### Rebus and the Fridge

Rebus and the Fridge. Apple Keynote is surprisingly effective to make these. What is it?
655 views

### Rebus : 8 and your

Another easy rebus... I'll just to make some more creative ones .. the image didn't load. 2nd attempt
3k views

### Rebus Stand and I

Yes, this is incredibly easy, but it's my first rebus. I thought it was my own idea, but if someone did this before, let me know.
2k views

### Find the angle (hardest easy geometry) [closed]

This is a question which is related to the hardest easy questions. Note that the general solution belongs on math.se and is not solved in simple way. This question is a puzzle and you need to prove ...
373 views

### Finding a murderer from statements from suspects

Officer X was entrusted with the duty of investigating a murder. The dead body was found in the living room. Preliminary investigation suggested that four of the six suspects were liars (at least one ...
378 views

### I do it again and again, until I find what I seek

I do it again and again, until I find what I seek. What is inside of me can always be changed. You can never predict what is inside of me. I can do many things and be called whenever you like. Without ...
5k views

### Without me, you cannot survive

I am always moving, but I never know where I am going. I provide delicious flavor to food. I can be read on many restaurant menus. However, I am toxic. I kill thousands of people every year, However, ...
119 views

### Not Regular This Time

We can say that an $n$-by-$n$ square is regular provided that: Each of the integers from $0$ to $n^2 − 1$ appears in exactly one cell, and each cell contains only one integer (so that the square is ...
208 views

### Create a 4-by-4 regular square

We can say that an $n$-by-$n$ square is regular provided that: Each of the integers from $0$ to $n^2 − 1$ appears in exactly one cell, and each cell contains only one integer (so that the square is ...
2k views

### 9-by-9 filled, magic square

Construct a 9-by-9 filled, magic square using the integers from 0 to 80. The magic square should additionally have the property that when it is divided into ninths according to the picture below, each ...
855 views

### Rebus Puzzle - House Burning

My first rebus! This rebus is kind of difficult and is based on a weird property of English. HOUSE B U R N I N G while G N I N R U B
577 views

### Cipher with a hidden key

The challenge is to decode this cipher: TJ KS JX AP GN DT DG FE ER EU UA HJ The key is attached to this question. Try to find it!
3k views

### NaCl - Rebus puzzle

Solve the following rebus puzzle: NaCl * H2O H2O * NaCl ------------ CCCCCCC
2k views

### A real star riddle

500 are at my end, 500 are at my start, but at my heart there are only 5. The first letter and the first number make me complete: Some consider me a king, others consider me a real star.
376 views

Here is my first riddle: I help people speak, but do not speak myself, nor can I be read like a book. 4 letters on my tag. I provide direction to an object. Used by golfers and ...
1k views

### Rebus: Sun Archaic Ancient Antique

I have yet another Rebus puzzle for you all to solve..... This time I've tried making it neither too hard nor too easy :P Here it is
2k views

### The Devil's Brother

The 1933 movie "The Devil's Brother" (also known under the title "Fra Diavolo") takes place in the Northern Italy of the early 18th century. Stan Laurel and Oliver Hardy play the fierce robbers ...
2k views

### Look up the panda bear [closed]

A panda bear walked into a restaurant. He sat down at a table and ordered some food. When he was finished eating, he took out a gun and shot his waiter. He then left the restaurant. After the police ...
2k views

### The barbarian king [duplicate]

A barbarian king wants his tribe to have more men than women, because men can fight and women cannot. to achieve this, he introduces the following law: Each couple has to produce babies until they ...
243 views

### How many ways can the floor be tiled? [closed]

A space measuring 3 by 10 is to be tiled. Tiles are square and come in sizes 1 by 1, 2 by 2 and 3 by 3. How many ways can the floor be tiled?
276 views

### Running on bones, I am shaking [closed]

Running on bones, I am shaking. Who or what am I? Note: I am visiting the Philippines now, and this is the direct translation of a popular local riddle spoken in Cebuano. hint:
1k views

### Over the Bridge, If You Dare [closed]

A young man walks through the forest. He comes to a bridge. In front of the bridge is a large man carrying an axe. The man says, "If you want to cross this bridge, you must tell me something. If ...
18k views

### In Through One Hole

You go in through one hole, you come out three holes. Once you’re inside you’re ready to go outside, but once you're outside you’re still inside. What is it?