All Questions
215 questions
69
votes
4
answers
10k
views
Strange women and their strange ways of giving you phone numbers
While Bob was walking down the street one day, he met a wonderful woman that was attractive and smart and a great conversationalist.
After they had been chatting for a while the woman looked at her ...
- 7,766
56
votes
7
answers
19k
views
J, KK, LLL, what's next?
What comes next in each of these sequences?
$$\begin{array}{align*}\textbf{ 1
}&\text{J, KK, LLL, MZ, A, BO, ?}\\\textbf{ B
}&\text{HNAKXR, EERREA, LOGYND, INOPOO, ?}\\\textbf{ C
}&\...
- 10.5k
55
votes
2
answers
9k
views
My Spying Girlfriend
I need your help again. My girlfriend Ada now has a job at a spy agency and there's a... situation.
Ada's boss called her into his office this morning. He was holding a weird tube with a button in ...
- 23.8k
47
votes
11
answers
6k
views
47
votes
5
answers
4k
views
How do I force-quit the program?
My friend has been playing with a program he found. He enters a 5-digit number into the command line and receives another 5-digit number in return. However, after 20 or so entries, he's about done and ...
- 17k
46
votes
2
answers
3k
views
One 'double agent' two-step on a waltzing floor
I'm in a jam – cornered I am! –
No clue 'bout where to go
Here's what went down, a pretty gown
Some wine, a French chateau
She whispered underneath her breath
"Come dance with me and ...
- 2,575
45
votes
1
answer
6k
views
The World Cup final conspiracy
Note: The set-up for this puzzle is all a fiction. (Or is it...?!) (Yes, it is.)
I have this friend who keeps banging on about how this year's World Cup was all a big fix, that the whole thing was ...
- 155k
41
votes
7
answers
11k
views
Guide to Codes and Ciphers
Note: This is a Guide not a Puzzle
ciphers are quite common now on puzzling, and at first can seem quite confusing. But ciphers are bigger than this site, used worldwide by companies and secret ...
- 64.9k
32
votes
2
answers
2k
views
A trip to the library
I try to go to the library at least once every month, so I've developed a pretty good relationship with the librarian, a nice old man who sometimes teases me about my broad set of interests. Yesterday,...
- 6,105
27
votes
1
answer
1k
views
PSE Advent Calendar 2023 (Day 12): A peaceful tree
This puzzle is part of the Puzzling Stack Exchange Advent Calendar 2023. The accepted answer to this question will be awarded a bounty worth 50 reputation.< Previous Door Next Door >
I wish you ...
- 6,969
26
votes
1
answer
2k
views
The FBI needs your help with this Zodiac killer message
During a recent thorough cleanup round at the main building of the San Fransisco Chronicle, an employee found a piece of paper stuck behind an archive closet in one of the many archive rooms.
Her ...
- 6,969
26
votes
3
answers
2k
views
Never Completed Game
The seventeenth of the primes.
Its twin is twentynine.
Po.
Let’s drive.
Bye, Alfonsín.
Add seven triangular.
Sweet.
It named the Valley.
This riddle is taken from https://www.nevercompletedgame.com/
...
- 261
25
votes
1
answer
2k
views
The odd one out amongst odd ones out
For this task you will be presented four lists consisting of eight items. All items consist of two parts. To make things slightly easier for you, the length of the shortest part is given.
In each ...
- 10.5k
25
votes
3
answers
1k
views
Sculptures in a park
Edit: all the unhelpful clues, including bad hinting and misleading ASCII art, were removed and other, (hopefully) more sensible ones were added.
You just moved to a new city, and your childhood ...
- 5,687
24
votes
1
answer
2k
views
Can you name the Country Code™?
Given the country codes of 10 countries in the chart below, can you figure out the country code of Brazil?
Country
Country Code™
Netherlands
AKC
Gibraltar
GID
Finland
HGB
Zimbabwe
HHE
Israel
JFB
...
- 10.5k
21
votes
3
answers
2k
views
My Friend in Kanto
I have a friend in Kanto. He sent me a message and told me that he's looking for all sorts of creatures. Included was the following list of descriptions. I know there's a message hidden in there ...
- 10.9k
19
votes
5
answers
732
views
(According to me.)
Can you identify the six things below and determine the final answer?
First thing
My first three are the code for a port airport in Malaysia.
Next you'll need one of the least-common Scrabble tiles.
...
- 16.1k
19
votes
4
answers
636
views
Baby don't hurt me no more
You've been taken captive by a spy organization who seems convinced you're an agent for the other side. You've already spent a miserable day of questioning and torture and have no wish to spend ...
- 41.8k
19
votes
2
answers
1k
views
The Puzzling Free-to-Play Escape Room, naturally!
An entry in Fortnightly Topic Challenge #50: Escape Rooms
Without revealing too much, knowledge of geek culture and/or superb Google skills are required for this puzzle.
Coming from an anime ...
- 7,282
18
votes
5
answers
627
views
History Calls - Twice!
You'd send a letter to me, but I'm not quite what you think.
You'd send a letter in me, but only if you didn't know me.
I was a gem in my day for being both bold and precise.
I stood strong in the ...
- 9,407
18
votes
1
answer
3k
views
Hacker's Love Letter
You work for an organisation that has been tracking a malicious hacker, attempting to get a copy of the code she has been using so as to reverse-engineer a counter-hack. You tailed her to London, ...
- 283
18
votes
1
answer
638
views
The LEGO house cipher
This is a true story... Today I am at home looking after my daughter who is off sick from school. We spent some time this morning playing with LEGO and built a house. Not just any house though - ...
- 155k
17
votes
3
answers
588
views
A Salute to Poetry
In honor of National Poetry Day (which happens to be March 21st - go figure), I have crafted a puzzle which I hope will do a small bit of justice to this day.
Carefully hidden in the four sections ...
- 9,407
17
votes
1
answer
2k
views
We're just hanging out, man
This puzzle is part of the Monthly Topic Challenge #3: Pencil and Paper Games
I'm a bit unsure who to ask about this...
You see, there's this guy I know. I say 'know' - we're not close mates, come ...
- 155k
17
votes
1
answer
630
views
What sentence is hidden here?
The title says it all, try and find it!
Not sure about the tags, don't really want to spoil it too much...
I will add hints if required :)
P.S. Gray is just a frame
- 3,014
17
votes
1
answer
1k
views
Puzzle from Pythagoras
Pythagoras wants to…
If 1a,2b,20k,50v and 600x
Then what is 100 10 1000 3 ?
My original puzzle
- 168
17
votes
1
answer
1k
views
What is the Color Code™?
Inspired from Can you name the country code? and What is a Number™? series
$
\begin{gather}
% custom template - reuse if you may
\def\S#1#2{\Space{#1}{21px}{#2px}}\def\P#1{\V{#1em}}\def\V#1{\S{#1}{9}}...
- 6,518
17
votes
1
answer
830
views
Recurring Meeting
The computer scientist's assistant is late at work once again, trying to once again decode their bosses directions for the day. Under meetings, the boss has listed only a single meeting:
...
- 6,083
17
votes
2
answers
443
views
The Empty Cube (Interactive Puzzle)
I've made an interactive 3D cube puzzle in CSS, The puzzle is fully solvable from the images below, but the fully interactive version is here: https://codepen.io/chengarda/full/RwyKvwz
The empty cube ...
- 3,666
16
votes
4
answers
1k
views
What does my girlfriend want me to buy for her?
I'm obviously dating up, because I can't figure out what my girlfriend wants me to buy her for Christmas. When I asked her what she wanted, she gave me the three puzzles below. The only hint she gave ...
- 1,473
16
votes
1
answer
1k
views
Coded country names
Study the following table and answer the question given at the end.
Code
Country
(0100,10)
Estonia
(0100,010)
Andorra
(0100,1)
Malta
(0100,1100)
Congo
(010,000)
Saint Kitts and Nevis
Which ...
- 5,785
16
votes
2
answers
1k
views
The trip of a lifetime... but to where?
Your best friend Alex is great, but she's a bit too into puzzles for your taste.
Today, she sent you a package. It included a letter informing you that she’s planned the adventure of a lifetime for ...
- 3,402
16
votes
1
answer
697
views
Mapping Jack's Chicken
Clues:
Map of world with numbers 1, 2, 2, 3, 3, 5, and 9 strategically placed.
Portrait of man with numbers 1x2, 2, 3, 5, and 5 strategically placed in hair.
Instructions: Name That Film
_ _ _ _ E _ _ ...
- 769
16
votes
1
answer
534
views
Where to ask these questions?
Here on SE I've only answered questions so far, so I thought it was time to ask some of my own. But where should I go to find the answers to these questions?
Would a tsubo-niwa garden help with my ...
- 33.8k
16
votes
2
answers
394
views
A Cousin's Code: Settle It!
So I have a younger cousin who's been hanging out with a group of other teens recently. Unfortunately, my cousin is at the stage where they don't want to talk about their friends to their parents, so ...
- 3,970
15
votes
4
answers
2k
views
Can you escape?
You have to find a passcode to escape from a kidnapper. Enter the right code or the room will be flooded with water. The kidnapper will give you hints, as he thinks, you are not smart enough.
Hints:
...
15
votes
2
answers
951
views
Hiking Circuits
This is part 27 of the puzzle series Around the World in Many Days. Each part is solvable on its own.
Dear Puzzling,
How have you been? Today I have toured the coastal towns and islands of a major ...
- 80.9k
15
votes
2
answers
770
views
A journey through letters and numbers
In the year 2407476658354979366708415043923125501315337890943021769230219230892355006879909214795402102204224, as cosmopolitanism is in the air and companies are more than ever bound to ...
- 7,461
15
votes
1
answer
422
views
Earth Science | Chemistry + Flags
An entry in Fortnightly Topic Challenge #48: Unusual tag mix
Which famous chemist is represented by these flags? Go big or go home!
- 7,282
15
votes
1
answer
338
views
Twinkle Twinkle Bob Junior the Umpth
The year is 2674 and the earth has long been abandoned for a greener planet (apparently even the sky is green). Unfortunately for Bob Junior the Umpth, he has still 250 years left on his shift aboard ...
- 3,152
15
votes
1
answer
552
views
Note of greetingth
A friend of mine thent me thith note. He'th a little bit thy and often preferth to thend a metthage rather than thay thomething in perthon, even if it'th quite thort, and thometimeth amutheth himthelf ...
- 5,470
15
votes
2
answers
1k
views
There's been a kidnapping!
Alfred C. Bacon, an avid puzzler, has been kidnapped! Fortunately, we were able to find where he was being held. Unfortunately, he was no longer there. Fortunately, he left us a note, letting us know ...
- 465
15
votes
2
answers
1k
views
Is it a bird? Is it a plane? No, it's a comet!
Ummm... this is a little embarrassing, but I need a bit of help with my homework...
I got a riddle from English class, which I have no clue where to start deciphering:
Air I miss, comet I be,
...
- 22.1k
15
votes
1
answer
685
views
A Timey Wimey "Sci-pher"
It's time to pull out your favorite Sonic-Screwdriver/Lightsaber/Wizard's Staff and hop into your Police-Box/Delorean/Phone-Booth, because this puzzle is going to require geeky knowledge and accurate ...
- 8,490
14
votes
5
answers
2k
views
A Weird Librarian
Inspired by this puzzle, you decide to visit your local library in the hope of checking out a copy of Ximenes on the Art of the Crossword.
Upon entering, you ask the librarian whether the library has ...
- 9,206
14
votes
2
answers
761
views
What is R4DI0H34D saying?
An organistion named R4DI0H34D has developed an new encryption system codenamed G.
Previous encryption methods include V0C4l5 created by encryptor codenamed Y0RK3.
Here is some encrypted text we ...
- 2,242
14
votes
2
answers
582
views
->Transitions->
Here is a crossword to solve; the yellow squares hold a relevant word.
Online tools will be useful/needed.
partial text transcription:
...
- 30.2k
14
votes
4
answers
2k
views
Dungeon Crawler: Level 1
You are the protagonist in a game designed by NeedAName Inc. Proceed through the levels using
your video game knowledge to solve the puzzles therein. Solve all levels and beat the game!
Level 1: ...
- 11.7k
14
votes
1
answer
578
views
Following Rotting Links
Here's some examples of rotting links. Why are they rotting, and what links them?
Lebanon - ROT -> Slovenia
Monaco - ROT -> Slovenia
European Union - ROT -> Slovenia - ROT -> Antarctica
...
- 1,023
14
votes
2
answers
2k
views
What am I forgetting?
It's 6:10 am.
Just a few minutes ago, I heard a loud knocking on my door. I dragged myself out of bed to see what emergency required disturbing my sleep at such an unpleasant time of day — ...
- 41.8k