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6
votes
1answer
44 views

I am everywhere

I am a word. A single vowel word. Add a consonant up front: I become deadly Add a consonant inside: I become a very big place Replace the end consonant: I become a living thing Replace the front ...
-1
votes
0answers
30 views

Is there a known cipher that accepts a non-alphanumeric Unicode key? [closed]

I would like to know a cipher that can encrypt and decrypt using a Unicode key that is not alphanumeric (e.g. Ⓡ). It should be preferably relatively well-known, but if there aren't any well-known ones,...
2
votes
1answer
41 views

Adjusting wrongly assembled Rubik's Cube

I bought a new Rubik's Cube and was able to solve it with some tutorials. However, I made a wrong movement, so that one piece came out. I think, I put it wrong together, because I'm not able to solve ...
1
vote
2answers
60 views

I'm inside your house and always have been

I'm inside your house and always have been. In the day i'm usually perpendicular to you but in the night parallel to you. You rarely think about me but use me daily - you even have to! I'm five ...
-1
votes
0answers
69 views

What can you swallow while it swallows you? [duplicate]

A gruesome riddle: What can you swallow while it swallows you? What is the answer?
1
vote
3answers
814 views

I dial an arbitrary number on my phone, starting with 555. Someone picks up and greets me. Where did my call end?

For some reason, I picked up my phone and dialed a lot of digits, of which I can recall only the first three. It started with 555. Of course it couldn't be a real phone number, right? Hollywood hadn't ...
2
votes
1answer
132 views

A quick loony riddle

Here's a nice simple riddle I thought up while eating lunch (not related!) "There's nothing new under the sun", they say.. ..but my home is, every time I am between you and the sun.
2
votes
4answers
311 views

Two eyes; one at the start / the other at the end

This is one I created: Two eyes; one at the start, the other at the end each meeting a shimmering wall yet when you look in one you see through the other I guess it's kinda obvious but it's cool ...
4
votes
1answer
619 views

What needs light but dies if it shines on it? [duplicate]

Strange riddle I came across; I can only live where there is light, but I die if the light shines on me. What am I? What is the answer?
18
votes
2answers
2k views

How do I solve this cube?

I’m trying to learn the cube but I'm stuck. How can I solve this in the least number of moves? The answer is a phrase. Since it’s a secret phrase, an abbreviation will do.
-1
votes
1answer
139 views

It sounds dirty but it is not [closed]

It sounds dirty but it is not In fact, very innocent It is wet, long and slimy Some find it magnificent What is it?
-4
votes
1answer
92 views

Quantity expressed as the difference of two squares

What is the trick you need to use to be able to express the quantity $(4x^4+8x^3+7x^2+3x+\frac{1}{2})$ as the difference of two squares? addendum: The answer contains only rational numbers greater ...
2
votes
2answers
165 views

How to solve sitting arrangement questions with 100% accuracy?

There are questions of sitting arrangement like persons sitting in a circular arrangement facing inward/outward or both, or a linear arrangement or box arrangement etc. Sometimes a few data points are ...
10
votes
2answers
563 views

An interesting geometry problem

I found this on the net and tried to solve it with no luck. However there is a tricky way of solving this problem and hence I am posting it here as a puzzle. Give it a try if you have not seen the ...
4
votes
7answers
2k views

What is harder to catch, the faster you run? [closed]

Yet another strange riddle; What is harder to catch, the faster you run? What is the answer?
0
votes
0answers
105 views

What date is the event described in this invite - 2022 ficktrip On febrile – annoy unlucky day At Xam From ouRYaChT [closed]

2022 ficktrip On febrile – annoy unlucky day At Xam From ouRYaChT “Parrot Certain” PBAP egg-g squirrel fodder failed matador virgin smile with madness MNXfingers Don’s last score with head low hanging ...
10
votes
1answer
571 views

Wordle Pictionary!

Inspired by the new game of Wordle, I have created a new type of puzzle combining Wordle and Pictionary. The left image represents a phrase of six five-letter words. Normal Wordle rules apply: Green ...
16
votes
1answer
722 views

Double Decay: The Fish

I am a fish Remove my first, and I might be a thief Remove my second, and you will divide Remove my third, and you will see much pain Remove my fourth, and I am measured by metres Remove my fifth, ...
2
votes
1answer
114 views

On the subject of anagrams

How many words or phrases shown below (Blockquotes) are anagrams of the phrases or the words listed here in this entire puzzle-including the answer? A dry plow Sword Where is the Lord’s, Ted? No ...
-1
votes
0answers
69 views

A weasely reverse puzzler! [closed]

I recently for no special reason at all, got the old nursery rhyme in my head: "Half a pound of tuppenny riceHalf a pound of treacle.That's the way the money goesPop goes the weasel" I ...
5
votes
1answer
141 views

Bikini life – A letter from Gladys

Letters from Gladys are geography-themed standalone crosswords. Each puzzle has five thematic answers, which are places, sights or landmarks in or around a certain location (in this case, a city). ...
7
votes
4answers
287 views

Yesterday, I Had Tears (return)

Totally inspired by Yesterday I had Tears by @MrPie, thinking I had an answer, it led to a poem of it's own... Riddle Me That: I'm filled with tears, You won't see me cry; I've been seen for years, ...
2
votes
1answer
126 views

What loses its head in the morning / and gets it back by night?

Another strange riddle: What loses its head in the morning And gets it back by night? What is the answer?
7
votes
1answer
121 views

Songs by popular bands

Across 1. Gap 6. (See 81 Across) 10. Mixture 15. ___ la vista 16. For Luis, to love 17. It's negative 18. Mr. Welles 19. Give up 20. It's not their fault, but ours 21. A song by Kiss? 24. For 25. Run ...
3
votes
1answer
503 views

Can you fail at Wordle without making mistakes?

This question assumes a knowledge of Wordle's innards including a review of its source code. This blog is useful background reading. Is it possible to fail (six unsuccessful guesses) at original ...
2
votes
2answers
116 views

Mario's Super Picross - Stage Mario 9-K

I'm playing through Mario's Super Picross currently and after nearly 200 puzzles this one finally has me stumped as to how it is intended to be solved. What is the next step to solving this? Notes: ...
3
votes
2answers
239 views

How many Wordle images are there?

Wordle (https://www.powerlanguage.co.uk/wordle/) has recently become a well-known word guessing game. The rules are simple: … a five-letter word is chosen that players aim to guess within six tries. ...
20
votes
12answers
4k views

What is thin as night and soft as sand, will break the teeth but not the hand? [closed]

This is a riddle posed by a dragon in the short story Maybe Just Go Up There and Talk to It by Scott Lynch. The dragon does not give the answer to the riddle and it is entirely possible that it has no ...
4
votes
0answers
268 views

A *Problem* for you

How many possible ways? The full answer is 11 letters long. Hint1 Hint2(Rebus)
0
votes
0answers
71 views

6 Piece Wooden Puzzle

I have been attempting to solve this puzzle that didn’t come with directions. I have searched everywhere and cannot find a solution. Any ideas? Thanks!
0
votes
1answer
81 views

Two living things

We are two living things. Part of one of us is another living thing. Another part of one of us is something all people use. One part of one of us contains motion and another part of one of us contains ...
7
votes
2answers
286 views

How many squares can a limp queen move to?

Consider a large chessboard. A limp rook is a chess piece that moves one step orthogonally, but it turns $90$ degrees after every move. The limp rook makes some moves, not crossing over its own path, ...
3
votes
0answers
133 views

The Resistor Game Show

You were one of $n$ contestants chosen to participate in a game show. Each of you will secretly select a resistor of your choice, with a resistance between 0.01 and 10,000,000 ohms. Once everyone has ...
7
votes
1answer
239 views

Permutations of first 10 natural numbers such that all the prefix sums are distinct

I posted this question on Math SE as well. Did not receive any help. This is a question that I was asked in a Quant Interview. I would like you all to have a crack at this. I could not find a problem ...
2
votes
1answer
74 views

Harary's generalized Tic-Tac-Toe; Winning strategy for Skinny on a 7 x 7 board?

Disclaimer: The purpose of this post is a ask question, not to offer a puzzle. Still, there are some puzzles here for the reader's pleasure. Disclaimer 2: This question was also asked on Math Stack ...
0
votes
1answer
161 views

If Norjak were but a stage illusion, how would you have done it? [closed]

I am not certain this is the right site for this post: rather than your analysis of an actual trick of stage magic, I invite you to reconsider the hijacking of Flight NOA 305 ("Norjak") ...
3
votes
1answer
109 views

Shuffling blocks puzzle

We have 5 blocks denoted A, B, C, D, and E. Let's stack them in two layers such that block A and B are on the top and blocks C, D, and E are on the bottom. Call this arrangement ABCDE: Let there be ...
6
votes
1answer
242 views

The Alchemist's Cauldron

This is Part II of a series. Part I can be found here: The Alchemist's Grimoire Again told from the perspective of my fantasy self. The story is not needed to solve the puzzle, but may contain some ...
1
vote
0answers
112 views

By which criteria should we judge the correctness of a solution to a Musical Enigma?

Not 100% sure how to tag this post; it is really about how E. Elgar constructed the puzzle we know as the Enigma Variations, announced as "Variations on an Original Theme". Since the ...
9
votes
1answer
202 views

Massively multilingual Euro crossword

The clues in this crossword are in 18 different European languages: English, Belarusian, Catalan, Croatian, Czech, Danish, Dutch, Finnish, French, German, Greek, Hungarian, Italian, Portuguese, ...
13
votes
1answer
241 views

It is countable

I'm looking for three words. Try to find them.
1
vote
1answer
106 views

Is this Lionel Penrose's interlocking puzzle?

This is a puzzle attributed to Lionel Penrose according to a Russian blog post (http://www.nesenenko.narod.ru/GOLDHAND/game3.html). Is that true? I can't find proofs that this is his invention. Also, ...
21
votes
6answers
5k views

What flies when it's born, lies while it's alive, and runs when it's dead? [closed]

A riddle I came across: What flies when it's born, lies while it's alive, and runs when it's dead? What is the answer to this?
4
votes
1answer
164 views

A word for an evil thief, when read backwards, becomes valuable (by definition)

This word, that will take god's gift to you away from you, when read backwards, is something of sentimental value.
-4
votes
0answers
141 views

Reverse Sudoku (irregular version)

Here is a complete 11x11 irregular sudoku page. Remove numbers from the boxes until you have 10 numbers left, then see if the puzzle can be solved (in normal sudoku) again. All of the numbers along ...
-5
votes
0answers
93 views

What Number is missing in circle?

Source: https://www.rondogo.sk/ Correct answer is 2 but why?
2
votes
3answers
793 views

What dictionary is Wordle based on?

The US Scrabble dictionary only has 9,000ish 5 letter words, of which a good portion are plurals, and then there's the list of "dead" words in the code and then most of these words are not &...
14
votes
1answer
325 views

Cartological Cats: A Snaky-Loop Grid Puzzle with Cat-Shaped Matchmaking Clues

This is written for calica for a Secret Santa puzzle exchange. The original version in a printable PDF format can be found here. Dear calica, Thank you so much for being an amazing person this year! ...
5
votes
2answers
162 views

How many coins did Raj get?

I found a bunch of coins: Quarters (25 cents), Dimes(10 cents) and Nickels(5 cents). The combined amount was a whole two digit number of dollars: that is, no fractional amount. I divided the coins ...
33
votes
1answer
3k views

Go mad with this one-dimensional jigsaw

...

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