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A detective was working undercover to try to bust a suspected gang of criminals. He got invited to a fancy club that needs a password to get in, but the gang leader said that everyone will be given ...
605 views

Yajilin minicubes: the Hullabaloo, the Brouhaha, the Bangarang

These are three-dimensional yajilin puzzles. In each puzzle, the four squares depict the layers of a $4\times4\times4$ cube. Shade some cells on each layer. The numbered cells show how many ...
317 views

(10 of 11: Nurikabe) What is Pyramid Cult's Favorite Topic?

Dear PSE users and moderators, I’m new here in PSE, but I really need your help. There was this person who gave me a black envelope consisting 10+1 pages of puzzles, and also a scribble saying: “Find ...
349 views

A story puzzle for you

My brother loves numbers. He likes to pick a number, reflect, and enjoy its presence. He picked a number and asked me to guess it. I guessed random numbers for twenty minutes. I never got it ...
262 views

What is a Human 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 a Human Word™. Use the ...
2k views

Finish the Mastermind

Mastermind is a well-known game. Here's a brief reminder of the rules: There's a secret code consisting of a sequence of five colored circles (items). Colors may appear more than once. Your job is ...
235 views

What is a Dominant Word™?

In the spirit of the What is a Word/Phrase™ series started by JLee. If a word conforms to a specific pattern, I call it a Dominant Word™. Use the words below to figure out the pattern! (Pardon the ...
370 views

Grandpa's Crazy Math II: Another Grandpa Mystery

Grandpa says: "This is really a stretch but Prove to me S = 0.5 or 1/2 Grandpa and his very lateral thinking!
707 views

4-dimensional Knight's Tour

Imagine a 4-dimensional chess board, but with only 4 squares a side. So, $4\times4\times4\times4=256$ sub-hypercubes. Your mission - should you choose to accept - is to: Find a Knight's Tour Four ...
326 views

Piece de Resistance - Three Troublesome Toshes

Three - Troublesome Toshes This puzzle is part of the "Piece de Resistance" series. Go back to Part 1 (Ace) for the story.Ace Two Three Four Five ... For the third time you removed the surface, and ...
422 views

Half a wife, did you say?

My first and my second are in HUSBANDRY, Though one is in UNION, one ZOOLOGY. My third is in DUBITABLY, in SUFFERABLE; My fourth and fifth are in BUSINESS and in SEPARABLE. My sixth is in GOAL,...
78 views

What do we call not being behind on time but rather “stuck” or with the times? [closed]

Behind on time, and haven't caught up. No one cares, except those who's time is stuck. Stuck where? Not behind. It's stuck with the times. mention: it's only 1 word note: I have no idea what's the ...
390 views

It was a dark and stormy night

September 8: It’s raining, and Russian Emperor Czar Nicholas awakes, confused. Someone enters, completely soaking. “It’s positively vile – I’d resist going outside.” It’s Czarina Alexandra. “...
2k views

What is a Casino 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 a Casino Word™. Use the ...
200 views

the camel and the eye of the needle [closed]

A farmer told me, without lying: "you see this camel over there" showing me a camel eating, "it passed whole through the eye of a normal needle" How is it possible, knowing that I too do not lie ...
244 views

(9 of 11: Shikaku) What is Pyramid Cult's Favorite Stationeries?

Dear PSE users and moderators, I’m new here in PSE, but I really need your help. There was this person who gave me a black envelope consisting 10+1 pages of puzzles, and also a scribble saying: “Find ...
62 views

Rubiks cube 2 look PLL - name of this algorithm?

I'm currently learning 2-look PLL and came across this pdf with some algorithms: https://www.cubeskills.com/uploads/pdf/tutorials/4-look-last-layer.pdf I went through and gave names to the algorithms ...
197 views

- A Devil's Lie -

The printer's devil came into our office last night. But today he said: I am no evil (3) I never E ards (3) Ion LT fruits and vegetables (3) I did ner your room. (4) I didn't, ...
248 views

Mixed-breeds are puzzles too!

This is a three-dimensional mixed-breed puzzle. The five squares depict the five layers of a $5\times5\times5$ cube. The goal is to solve the odd-numbered layers as yajilin and even-numbered layers as ...
77 views

How many of the same word can you fit consecutively into a single English sentence? [closed]

I'm looking for sentences that contain a sequence of at least two identically-written words in a row, such as the following: "I like that that car is red." The challenge is to make as long such a ...
643 views

Piece de Resistance - Two Boxes, Two Boxes of Letters

Two - Boxes, Two Boxes of Letters This puzzle is part of the "Piece de Resistance" series. Go back to Part 1 (Ace) for the story.Ace Two Three Four Five ... Out of Character: Finally, a working... ! ...
238 views

What is a Scott Word™?

In the spirit of the What is a Word™/Phrase™ series started by JLee, a special brand of Phrase™ and Word™ puzzles.Template taken from Rubio. After seeing so many of these puzzles, I thought that it ...
310 views

Minimum effort to detect a solved Rubik's Cube

When writing a program to permute a Rubik's Cube and then subsequently detect whether it is solved or not, what is the absolute minimum amount of programmatic effort required to determine if the cube ...
666 views

Do you like Music? This word is Historic

A nine letter word Starts with a person ends with the same person Starts with a place ends with a place Exactly in the middle, a very common name Can you guess?
331 views

What is a Swear Word™?

In the spirit of the What is a Word™/Phrase™ series started by JLee, a special brand of Phrase™ and Word™ puzzles.Template taken from Rubio. [A break from the Piece de Resistance series, another one ...
268 views

On Doors and Passcodes, or Flying High

After going to sleep one night, you wake up in the middle of a dimly-lit cavern. You can feel the cool, damp surface of the stone beneath your fingers as you push yourself to a sitting position and ...
148 views

A riddle from Candy Cadet [closed]

I am Candy Cadet, come get your candy here. I have candy all day, everyday. Candy. Candy. Candy. Now I will tell you a story about a young woman who was sealed in a small room. In the room was a ...
168 views

What are T Words and M Words?

I have two categories of English words. (Some English words are in neither category, and some are in both.) Use the examples below to determine the categories' membership criteria and explain the ...
1k views

What is the corner house number?

The Singh family lives in a housing development full of Scientists and engineers (god forbid!). The Home Owners have come up with weird ways of numbering their houses. K Street is all engineers ...
417 views

Don't bully your little sister at chess

This puzzle was inspired by @RewanDemontay's puzzle De-zephyr The Solution!. Rewan kindly granted me permission for making this puzzle and citing his as my source of inspiration. I thought of naming ...
517 views

What is a Keyboard 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 a Keyboard Word™. Use the ...
163 views

Mensa Norway question 32?

The answer is the bottom left option, but I can't quite figure out why.
78 views

Seed is to sprout as [closed]

I came across this question and couldn’t find an answer to it. The question goes like so: Seed is to sprout as A. Plant is to grow B. Garden is to weed C. Dawn is to morning D. Teenager is to ...
463 views

(8 of 11: Ripple Effect) What is Pyramid Cult's Favorite Skill?

Dear PSE users and moderators, I’m new here in PSE, but I really need your help. There was this person who gave me a black envelope consisting 10+1 pages of puzzles, and also a scribble saying: “Find ...
209 views

What is a Check 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 a Check Word™. Use the ...
196 views

Is there a name for this kind of anagram?

I was thinking about anagrams and I was wondering if there was a name for anagrams that keep the relative order of the letters, but instead rearranges them by moving the starting point of the word and ...
503 views

Hiker's Cabin Mystery | Pt. XIV (we skipped a number, I know)

(We skipped a number to avoid bad luck!) (READ THE SOLUTION TO PT. VIII BEFORE CONTINUING) You lead the hiker through passageway and you both seem to be alive by the time you come into a giant, ...
114 views

What is a Zirconium Word™?

This is in the spirit of the What is a Word/Phrase™ series started by JLee. I copied the array code - hope you guys don't mind. =) If a word conforms to a special rule, I call it a Zirconium Word™. ...
1k views

Properties: Left of the colon

Here are three short 'property' puzzles I wrote. In each puzzle the words to the left of the colon all have a (non-trivial) property that the word to the right of the colon does not have. What is ...
271 views

Trapped in Time

A Greek trapped in time by a Roman refine Mother precedes we'll never be freed Circling around waiting to be found perhaps by my shipmates if they've not met their fates Who am I? And where can ...
182 views

Numbers in this table?

I found this table, but can't seem to find any relation between the numbers. Also there is not much logic involved. ...
597 views

Piece de Resistance - Introduction & Ace and A's

OP's Words This puzzle is part of the "Piece de Resistance" series. Read the following section for the storyAce Two Three Four Five ... Hey guys (and gals), I have worked on this for weeks, took me ...
490 views

What is a Written 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 a Written Word™. Use the ...
278 views

Volcanic 3D masyu

This is a three-dimensional masyu puzzle. The six squares depict the layers of a $6\times6\times6$ cube. The goal is to make a single loop in 3D space which fulfills the following properties: The ...
721 views

Should I use (1,3) or (1-3) or (4)?

I'm making a set of clues and I have a problem with this one: Roentgen's letter Should I use (1,3) or (1-3) or (4) for the enumeration?
273 views

Alice and Bob play at cards

To pass the time Alice and Bob play a simple game of chance where cards are drawn in pairs from a shuffled standard 52-card deck. If two red cards are drawn Alice wins the round. If two black cards ...
5k views

A Checkmate of Dubious Legality

Full-size image Black has just delivered checkmate in the above position - but is the position legal? If no, explain why. If yes, give Black's mating move. FEN: 3r4/2r4b/8/8/8/3Kp3/5k2/8 w - - 0 1 ...
160 views

De-zephyr The Solution!

Here's another original chess problem of mine for you all to solve today! In the following position, White wants to stalemate Black even though they can win, for unknown, unclear, unexplained, and ...