All Questions

Filter by
Sorted by
Tagged with
65
votes
1answer
2k views

R᠎e᠎d᠎u᠎n᠎d᠎ancy

Your final answer should answer the question "What is something you could get after solving this puzzle?"
-5
votes
1answer
92 views

Two prisoners look at each other through the prison bars [closed]

Two prisoners look at each other through the prison bars. Which one of 'em is free?
1
vote
1answer
76 views

Polyominoes piece puzzle, image was a storefront

When I was growing up, my family had a jigsaw puzzle of several store fronts, where you could see different people running, buying, and some kids. All the stores had letters and art. The pieces where ...
2
votes
1answer
148 views

12 treasures in a chest. Crack me open and liquid gold comes out. What am I?

12 treasures in a chest. Crack me open and liquid gold comes out. What am I? It's easy if you look at the question carefully.
13
votes
1answer
772 views

Listen to it… wait

Maybe you can hear that ethereal song, that churn, gentler before, now overwhelming? All love that beautiful word heralding new things coming. Know that the musician need not bow; there is no chance ...
8
votes
0answers
365 views
+50

Connect The Wall-Words:-

Edit:- We have a group of words here:- (Go check Hint 1) ACIDITY TIME MICROSCOPE MARKS LIGHT SCALE CHEMISTRY CLAW REAL LEAD INTEREST BIOLOGY DUCK RADICAL ACADEMY LEAF Goal:- Group these $16$ ...
14
votes
1answer
2k views

Please check my math homework!

Could someone please check my math homework? 2 + 2 = 5 4 × 6 = 12 62 = 24 85 - 42 = 20 √961 = 13 43 = 49 93 modulo 7 = 16 143 ÷ 13 = 4 I think I did it well... Note: This is a puzzle.
8
votes
1answer
200 views

Gaps - Square Numbers

Rules of Gaps: Fill some cells with stars, so that each row and column contains exactly two stars. The stars cannot touch each other, not even diagonally. Numbers outside the grid indicate the number ...
3
votes
0answers
155 views

An Assortment of Letters

Can you figure out how I've split the below letters into their groups? Group 1 Group 2 D H L S F P T Y Group 1 Group 2 Group 3 C D H J N P V W Y L T M S B R Group 1 Group 2 Group 3 Group 4 Group ...
16
votes
5answers
7k views

Why is “lion” the answer to “Take the first left turn at the zoo?”

From The Evening Standard's Cryptic Crossword - Apr 23 2021, the clue for 36-Across is: Take the first left turn at the zoo (4) And the answer is "lion". I get that the first left is L. ...
3
votes
2answers
145 views

A new kind of cipher

While not a wholly original idea (I stole it from somewhere–just can't remember where), it should be resistant to classic cryptanalytical techniques. However, I have my doubts about its actual, real-...
4
votes
1answer
113 views

Fate of the merchant

Steal my infix and expect to earn Steal my whole and get exposed Steal my prefix and forever burn Steal my suffix and silence arose
2
votes
1answer
229 views

Pythagorean triplets generated in a unique way

Let's have the following sequence of Pythagorean triplets $25^2=24^2+7^2,1201^2=1200^2+49^2$, $58825^2=58824^2+343^2, ?, ?$ What are the next two triplets in this sequence? How have these triplets ...
10
votes
1answer
267 views

Wraps and Loops—Which Sequences are Admissible?

If you take a non-intersecting closed loop on a torus (that is to say, a path which ends where it starts and does not cross over itself, drawn inside a square whose edges "wrap" left to ...
3
votes
2answers
660 views

Too many school assignments

This year we have to make our school assignments in pairs. With each classmate must be made exactly one of those assignments. Exactly 30% of the assignments will be made by a pair of girls. How many ...
-1
votes
1answer
92 views

What replaces the question mark in the blood relation problem? [closed]

If A + B means A is the father of B If A × B means A is the sister of B If A $ B means A is the wife of B If A % B means A is the mother of B If A ÷ B means A is the son of B What should come in place ...
1
vote
2answers
201 views

Two sequences in one

The following sequence of numbers is related to two well known sequences in the OEIS, the On-Line Encyclopedia of Integer Sequences: 3, 4, 7, 10, 16, 21, 30, 40, 57, 84, 120, 181, 274, 420,... a) ...
7
votes
5answers
618 views

What a coincidence or eighteen is not seventeen take two

Since I botched my first attempt at posing this puzzle, let me try again, this time hopefully closing all loopholes by dropping the packing angle and making this a purely geometric puzzle: The figure ...
-2
votes
1answer
137 views

A Blood Relation problem [closed]

In a family there are two married couples, two daughters, three sons and two brothers. Rohan is the son of Soni who is the daughter of Rajeev and wife of Lucky. Riya is the grand daughter of Rajeev. ...
6
votes
2answers
2k views

Eighteen is not seventeen

This question is not the same as Adding coins inside a ring of coins From a pile of equal size perfectly round coins take eighteen and make a perfect ring. Show that you can fit at least sixteen more ...
4
votes
0answers
104 views

Double Connect Wall - I'll Drink to That!

This is my first attempt at a Connect Wall. Your task is to find the connections between the following 16 words to form 8 groups of 4. No, I did not Muck up the Fath – there is one connection per row ...
2
votes
1answer
130 views

The Pub Quiz and the Passion, take two

My attempted pub quiz/Only Connect wall question never got very close to a true answer, so here's another try. The ultimate wall was solved in less than an hour over in the Only Connect Facebook ...
3
votes
0answers
111 views

High numbers that translate to small numbers

I was making a translator that translates big numbers to small numbers. You have to figure out just the formula. $182192 = 2$ $1872928 = 1$ $28919271 = 0$ $40084 = 3$ $192891825959 = 1$ $87878931 = 0$...
13
votes
1answer
1k views

A burning organization… of guys?

Steal my prefix and fire shall arise. Steal my suffix and someone dies. Steal my infix and differ from guys. Steal my whole and go reorganize.
0
votes
3answers
122 views

Find the bound of the function [closed]

Let $f : \mathbb{N} \rightarrow \mathbb{N}$ be a function satisfying $y < f(x+1) \rightarrow y < f(x)$ for every $x, y \in \mathbb{N}$. Show that this function is bounded and determine the bound....
4
votes
2answers
144 views

Twinkling and shining like a star in the sky, laughing and crying - but who am I?

The words on the page Arranged in neat lines Like a play on a stage When done well - there I shine. On joyful, bright days And downcast, sad ones too When you meet someone's gaze I'll be there, clear ...
1
vote
3answers
595 views

Blood relation problem - how is G related to S? [closed]

A is the son of P and brother in law of T, who is the sister of G. B is the husband of K. K has only two children, T is one of them. S is the mother of A and sister of W who is the husband of R. U is ...
14
votes
2answers
800 views

7x7 Golomb square

Can you paint $7$ cells of a $7 \times 7$ grid such that the Euclidean distance* between any pair of painted cells is distinct? Good luck! *The Euclidean distance between cells $(r_1,c_1)$ and $(r_2,...
-2
votes
1answer
133 views

Another Sequence of Sequences [duplicate]

Examine the following seven sequences of numbers: 1 11 21 1112 3112 211213 312213 What are the next seven sequences of numbers? What is the hundredth sequence in the series? Puzzle by the late ...
9
votes
1answer
1k views

The world is brutal and cold

Steal my prefix and perform a sacrifice. Steal my suffix and venture all over ice. Steal my infix and a shove from fatality. Steal my whole and forget a part of me.
4
votes
1answer
320 views

How was this cipher created, and how can I solve similar ones?

My friend sent me this cipher: etsitsiduamuqmuessenon,tsesumissep"omaet"orpdouqmuiterpteangamecovtivamalcxete She also said it roughly decodes to: And I screamed for whatever its worth, '...
2
votes
1answer
99 views

Fetching Alchemist, Excavation I

This is a puzzle in the Fetching Alchemist series. It has been generated especially for Puzzling Stack Exchange. Please note that, in my opinion, imperfect solutions should be up-voted so long as they ...
3
votes
1answer
90 views

Vowelburger™ Downtown Brown

Inspired by Avi's Vowelburger™ Riddle here Business has been slow this past year. As such, we've decided to create and market a whole new burger for faithful customers. May I remind you, we still hold ...
14
votes
1answer
843 views

A walk after dark

This is a Palisade (or n-Cells) puzzle. The rules are: Thicken some of the squares' sides so the thick borders outline cells. One such cell comprises just one square; one cell comprises precisely two ...
3
votes
2answers
162 views

On which date was Marina born?

The puzzle is as follows: In 2012, which began on a Sunday, Marina was happy because her birthday was on a Saturday and she celebrated it with her friends. We know, Marina was born in a year where ...
0
votes
1answer
69 views

Fetching Alchemist, Grand Potion I

This is a puzzle in the Fetching Alchemist series. There's no selling in this puzzle, just one potion to brew, but with a lot of ingredients. Please note that, in my opinion, imperfect solutions ...
14
votes
1answer
2k views

World's smallest puzzle

I reproduce here the "world's smallest puzzle" - a crossword etched onto the head of a pin - purportedly created by one Allan Boardman, taken from a YouTube video, and to which I don't know ...
8
votes
1answer
504 views

The Dispute at the Milky Way Restaurant

Fifteen related guests visited a restaurant and got into an argument about who was the greatest among them. To settle the dispute, they asked the owner to decide. He thought for a moment, then said “...
10
votes
1answer
601 views

A Dull Dull Word

Here is your riddle for the day! I am a five letter word. With five I'm made of three With four I might give a raise With three I'm a good friend With two I like to react What word am I?
11
votes
1answer
273 views

Champion, with a smirk

The answer to this puzzle is a 16-letter sentence. Good luck! Text version of the letter grids: ...
2
votes
3answers
191 views

Advanced Fetching Alchemist II

This is a puzzle in the Fetching Alchemist series. From now on, you complete quests at the place you start at as well. Please note that, in my opinion, imperfect solutions should be up-voted so long ...
-4
votes
0answers
119 views

In the Blue Eyes puzzle, why couldn't the actual hypothetical process start with the assumption of 99 blue eyed people on the island? [duplicate]

It is clear to each of the perfect logicians on the island that, by observation, the lowest possible, perceived # of blue eyed people is 99. They will further deduce that the most logically, efficient ...
-1
votes
0answers
72 views

Why don't they skip days 1-98 in the blue-eyes puzzle? [duplicate]

It is clear to any perfect logician that, by observation, the lowest possible, perceived # of blue eyed people is 99. They will further deduce that the most logically, efficient technique to determine ...
8
votes
1answer
511 views

I can be an Ange but not an Andrew

I can be a bit but not a lot. I can be a deal but not a rip. I can be an ally but not an enemy. I can be an Ange but not an Andrew. What am I?
8
votes
3answers
286 views

Toroidal Pipes Puzzle: T's and Bulbs Only

A continuation in the Pipes puzzle series. Problem statement for math nerds: Let $G(N)$ denote the graph consisting of cardinally adjacently linked lattice points on an $N \times N$ toroidal grid. For ...
2
votes
1answer
97 views

Advanced Fetching Alchemist I

This follows the same rules as previous Fetching Alchemist puzzles, except you choose where you start, and you may now return to your starting place after leaving it. How to Play You are looking for ...
2
votes
1answer
81 views

Fetching Alchemist IV

This is the fourth puzzle in the Fetching Alchemist series, and is another puzzle that is exclusive to Puzzling SE until solved. This one might be a little too easy for those of you who have already ...
8
votes
1answer
203 views

Connect the dots to form a polygon

a) In each of these two grids of dots, 5 x 7 and 7 x 9, connect all of them so as to form polygons of 35 and 63 sides respectively (two consecutive segments can therefore not be collinear as they ...
8
votes
1answer
868 views

What is my son studying at school?

My eight-year-old was recently given a homework assignment to create a small crossword puzzle that demonstrated what he'd learned while studying his class's History topic this term. So we put our ...
8
votes
1answer
230 views

Monday Morning Cryptic Crossword

Nothing special, just a cryptic crossword. Hope you enjoy! ACROSS 1 Small stones accent trail border (6) 4 Deceitful spouse breaks down and admits beginnings of cheating and infidelity (8) 10 ...

15 30 50 per page