# All Questions

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### A journey through letters and numbers

In the year 240747665835497936670841504392312550131533789094302176923021923 0892355006879909214795402102204224, as cosmopolitanism is in the air and companies are more than ever bound to a fair ...
36 views

### What is the relationship between the following numbers?

Specify the clue in this pattern: 22 12 0 15 18 15 27 26 18 13 8 22 27 13 0
42 views

### Heyacrazy: “LMI”

This is a Heyacrazy puzzle, originally constructed for a test for Logic Masters India. Rules of Heyacrazy: Shade some cells of the grid. Shaded cells cannot be orthogonally adjacent; unshaded ...
67 views

### Bankers with rancor

Three colleagues at the bank are boasting to each other… Colleague 1: “Ask anybody – I’m clearly the best.” Colleague 2: “And how do you figure that?!” Colleague 1: “Well, just ...
56 views

### What brought these couples together?

Sometimes it's difficult for outsiders to understand what brings a couple together. What brings each of these couples together? ...
44 views

### A mini cryptic cube

A quick teaser, enjoy! Across 3 Dance bores serious (5) 6 Light angry look (5) 11 Finally asked it to agree (5) 12 Rails - cunning homes of thieves (5) 15 Trap saner design (5) 16 Kingdom with real ...
75 views

### Heyacrazy: Forks

This is a Heyacrazy puzzle. Rules of Heyacrazy: Shade some cells of the grid. Shaded cells cannot be orthogonally adjacent; unshaded cells must be orthogonally connected. When the puzzle is ...
342 views

### Which household object drew this pattern?

In my home is a common household object. I securely attached a marking pen to some point on the household object, and I placed a sheet of graph paper next to the pen, so the paper would not move. I ...
63 views

### Ambitious Puzzler's Masyu

Contrary to the lazy puzzler, the creator of this masyu is too ambitious that he adds not only one but two extra stones, so the puzzle is unsolvable. Finish his job for him by removing those ...
299 views

### Three Singles in Three Clubs

These three belong to three different clubs. First one, very popular, is singles only club. It is closed for new membership. Second one, very useful, is for singles and couples. It is open ...
185 views

### map 5 unequal ranges to id

This is actually coming from a business place, but it's all about being able to do math tricks, and that's why I'm posting here. I want to implement the following function: ...
90 views

### A song from a play

I went to a play recently. Immediately after the intermission, some cast members sang this short (and terribly written) song: This treatise we sing on this section of stage is not so long as to ...
74 views

### What is an Independent Word™?

This is in the spirit of the What is a Word/Phrase™ series started by JLee with a special brand of Phrase™ and Word™ puzzles. If a word conforms to a special rule, I call it an Independent Word™. Use ...
271 views

### Heyacrazy: Crosses

This is a Heyacrazy puzzle. Heyacrazy is an original genre, inspired by the "two border" rule of Heyawake and Heyawacky. Rules of Heyacrazy: Shade some cells of the grid. Shaded cells cannot ...
60 views

### A Hearty Warm-up

Sliding-block chess puzzles have gone a little cold, so here be a hearty warm-up! ;D In the below position that I created, it Black to move, but there is a twist: the stipulation is that it is a ...
758 views

### Natural Pattern

Once, while I was traveling on a vehicle in the Caribbean, I watched a pattern form over the course of about 30 minutes. The rendering below is an approximation of that pattern from memory. The gray ...
1k views

### The economy of trapping

A queen on the center of the board has 27 possible moves. Sometimes a queen can be trapped, like in the position below. Note: This is just an example of a what a trap should be like-every possible ...
676 views

### The sound of thunder's like a whip

The sound of thunder's like a whip, one takes a stab and makes a quip; uncaps a bottle, lights a pipe, accessing files of private type; a mental crisis, break of dawn, can experts solve what'...
178 views

### Room 7: Bits and pieces of Chinese history

Credit: Brandon X. You have just woken up. You recall the night before, being driven from your home to a luxurious hotel by some people of a company or organization or something-The Ofgelenkt ...
166 views

### Uncover Lenny Fingers' street hustle

Lenny Fingers is out on the street again, hustling people with his shell games. This time, he's using words. As you walk by, Lenny grabs you with an enthusiastic smile and shows you two words side-...
1k views

### Something in the TV

There is one answer that satisfies the title, and all of the lines below. I can bow to the enemy. I am the opposite of myself. I can help you, if you want to go back. I am known for staying ...
216 views

### Bill and Dan's Journey

What is this story about? (Apologies if at the end I improperly announce the answer.) Bill and Dan bravely ventured forth, eagerly hiking towards a notorious outcrop. Traipsing through the water ...
1k views

### Stuffing in the middle

What peculiar property do all these words have in common? ...
103 views

### Lockpicking combinations [on hold]

A locksmith uses the tool below to pick a tumbler lock with 6 pins and 6 possible pin heights. Suppose she already knows the correct sequence in which to try the pins. How many combinations will she ...
242 views

### TechSupport Issue ID#812

User ID: 3Aq47h-20dpc8l Language: English (UK) Today I noticed a strange text file on my Windows 10 PC's Desktop called "README.txt". Curious, I opened it and it read START → 2↑ → P 3→ ↑ P 4→ P →...
311 views

### Double helix Assembly

A long chain of organic molecule will somehow snap on 3 links forming 4 shorter strings. Then realign themselves together or self-assemble to form a double helix dna strand. Like a twisted ladder with ...
123 views

### Real Life Chaos Theory Puzzle [on hold]

I accidentally threw a red at my teammate during a Mario Kart Wii organized race, causing someone else to be banned from a MKW lounge for a week as a result. Try to figure out the missing steps. If ...
454 views

### Hiker's Cabin Mystery | Pt. XV

You and the hiker walk through passageway and are surprised to find yourselves in a forest clearing. There seems to only be one path, but there is also a piece of paper nailed to a tree: ...
150 views

### Is it easier to control an unfair die than a fair die? [on hold]

First of all, I am not sure if this is the right place to ask this question, I wanted to post it at the mathematics community but also wasn't too sure. I read somewhere that when dice are fair, the ...
209 views

### Can you find the next number in the following series?

Replace the question mark with the next number. 14, 1, 13, 0, 23, 21, ?
228 views

### Peterhead Codes and Ciphers Club: Weekly Challenge

This is one of the cipher-based challenges I have created for my club. This is a lengthy puzzle so feel free to post partial answers. My golden rule is that moving something that isn't glued down ...
209 views

### Foul Psychology Question

According to our psychology examination, Mr. X Is afraid of heights as well as the cookie monster under his bed (1) Prefers to work late into the night (2) Has 20/20 vision with perfect ...
164 views

### The Dropper, But With A Twist

Here's a piece-drop puzzle of my own. In the below position, a White piece is to be dropped onto the board. This means that, before White can move, they must legally put a single piece on them board. ...
217 views

### A Philosopher's Dream

I am heavier than most, but I still run faster than you. Some mistake me for a fool, yet everyone else loves me. Even as centuries pass and empires disappear too-- I stay by their sides, ...
245 views

### The Roommates' Dilemma

2 roommates - Arjun and Bishan - rent a house with two rooms for a month. One room is 700 sqft in size and the other 300 sqft. Let's say that the rent is Rs. 100 for 1 month for both rooms combined. ...
102 views

### The Tripan Balance

The tripan balance is used for comparing different weights. For example, when the pans carries 7 balls,5 balls and one is empty. The heaviest tilt to lowest level while the empty pan is at the highest ...
312 views

### “Brainf*ck, but not really.”

Yesterday, I organized a contest with various challenges the participants had to solve. I put 6 very simple puzzles that were solved almost instantly, and the deadline was supposed to be until Sunday. ...
102 views

### What are the missing numbers in this group of 7?

The following groups of 7 number in each line, are related in each line in a unique way: ...
472 views

### Get to the guest chair without turning your back on the host or the audience [on hold]

On many TV talk shows, the guest enters the stage from the right side (from the audience’s perspective), walks past the front of the host’s desk, then turns around just before sitting in the guest ...
156 views

### Riddle -What am I? [on hold]

I got this riddle from a friend who told me that he invented it himself. Please help me with this riddle! I am creamy, but I'm not cream. I'm steamy, but I'm not steam. I'm dreamy, but I'm not ...
374 views

### Heyawacky: Ace of Cups

This is a Heyawacky puzzle. The rules are the same as Heyawake, but non-rectangular regions are allowed. Rules of Heyawake: Shade some cells of the grid. Shaded cells cannot be orthogonally ...
183 views

### Knights and Knaves on a (Not So) Deserted Island

One day, while flying your single-engine seaplane out over the Pacific, the electrical system shorts out, all of your electrical systems (including the radio) fail, and the engine dies. You are in a ...
1k views

### Eric Andre had a dream

Eric Andre had a dream. What did he dream? Hint $\downarrow$ (the answer does require knowledge, though I'd assume it's pretty common to know about it) Not part of the puzzle. TL;DR This is my ...
390 views

### 100 Years of GCHQ - A quick afternoon puzzle!

I'm off to the Science Museum London tomorrow, to the Exhibition celebrating 100 years of GCHQ. As such, they sent me a little reminder email this afternoon. On the bottom of the email was the ...
830 views

### What is the question mark?

My friend gave me this sequence of numbers： 3=11 6=12 11=13 14=14 361114=A A=? Which number can replace the question mark?
517 views

### Mind ya, it's Homophones Everywhere!

No gibberish, let's jump to the riddle! I am a NAME. Remove a letter, I am what a name may stand for. Remove yet another letter, I am another name of another type. What on earth am I? Oh, ...
160 views

I wrote this riddle years ago while walking around a shopping center in Sydney and I didn't think to write the answer down. So taking all guesses on what the answer should be. When one is not sour, ...
1k views

### A Magic Diamond

Place 15 different positive integers on the vertices of this graph so that the ten products of three numbers in a straight line are all equal.