All Questions
Tagged with grid-deduction enigmatic-puzzle
93
questions
17
votes
2
answers
1k
views
Going around in circles
Solve the grid. Then solve the grid again.
The answer can be one or two letters long.
- 4,147
5
votes
1
answer
474
views
Oh no, my chocolate banana puzzles are not unique!
There is a hidden message (7, 2) inside the solutions of the nine puzzles. An answer will only be accepted if it correctly identifies said message.
Here are the Chocolate Banana puzzle rules. Each ...
- 3,185
25
votes
1
answer
1k
views
A genius Margonon!
To solve the puzzle below, the standard rules of a fill-a-pix (or mosaic) apply:
Paint the squares around each clue black so that the number of painted squares, including the square with the clue, ...
- 7,884
13
votes
1
answer
560
views
🐍 In the Loop 🐍
Follow the ouroboros down valleys and over mountains. Is it even going anywhere?
EDIT (7 days after initial posting): The grid and Penpa+ link have been updated to an easier version, with more numbers ...
- 1,054
16
votes
2
answers
490
views
Another type of Sudoku puzzle
I just found a weird-looking sudoku I left years ago in my basement:
I think there was a specific name for this type of puzzle, but I forgot to write it down and now I can't remember it!
The only ...
- 4,147
1
vote
1
answer
202
views
A 6x6 table with nothing filled out?
So as you might or might not know, I can be quite evil sometimes, especially with my Hidato puzzles that contain no numbers.
But, today, I decided to give you an enigmatic-puzzle! This means that you ...
- 2,423
14
votes
1
answer
391
views
Double trouble - When slitherloops collide
This puzzle is part of the Monthly Topic Challenge #13: Variety Slitherlinks.
What happens when you're working on a couple of puzzles for the Monthly Topic Challenge and try to merge them?
Well, in ...
- 16.6k
17
votes
1
answer
1k
views
An oddly coloured slitherlink
This puzzle is part of the Monthly Topic Challenge #13: Variety Slitherlinks.
I find something strangely satisfying about a well designed slitherlink puzzle, even one which is oddly coloured and ...
- 16.6k
11
votes
1
answer
963
views
Make these 30 animals look cool
Place the following 30 animals in the grid:
Albatross Alpaca Anaconda Ara Bear Bison Chicken Dog Eagle Elephant Emu Hummingbird Ibex Ibis Impala Kangaroo Lark ...
- 7,884
8
votes
1
answer
714
views
Polybius cipher meets Grid Puzzle
Here is a puzzle I've been trying to solve for a week, but I've not made any real progress. Some of the things I've tried I will include as spoilers.
The puzzle is from a competition which has just ...
- 131
11
votes
1
answer
541
views
This new puzzle type needs a name {OVERLAPPED EDITION}
This is my contribution to the 'This new puzzle type needs a name' series, started by @Stiv.
I believe I have invented a new type of puzzle...
What is its name?
Penpa+ link
A little advice..
Even ...
- 7,301
9
votes
1
answer
554
views
Self-reflections
Copying is a form of praise (some say).
And I will be honest for a change; I am just a thief.
And as such:
I am lazy (yellow)
I (mis)interpret the rules whenever convenient.
(red)
Things got more ...
- 9,308
12
votes
1
answer
624
views
Pseudo Roman Cipher
A while ago, I made this puzzle and gave it to my friend. But his comment was not so good. "This looks fine except it's not realistic", he said. I know he is smart but ... :( I don't want to ...
- 7,301
21
votes
1
answer
3k
views
Another pseudo-IQ question
This puzzle is part of the Monthly Topic Challenge #2: IQ Puzzle Parody
People keep asking me if there's anything between me and my good friend Ingrid Deduction... Well, it's... complicated... We go ...
- 146k
30
votes
1
answer
6k
views
My IQ will be so high if someone can solve this for me
This puzzle is part of the Monthly Topic Challenge #2: IQ Puzzle Parody
I'm stumped with the IQ test question below. Can anyone give me a hand so I can prove how smart I am? Which of the three ...
- 78.6k
18
votes
2
answers
891
views
A Simple Loop with A Poetry?
Who is he really?
Please answer this question of mine
Starting from the top-leftmost white cell and then
You are still going clockwise by
Taking the letters where you are turning left but
Not, once ...
- 34.3k
12
votes
1
answer
557
views
A massive synonym
Please explain how to assemble the puzzle.
Yes, one is missing, but you can follow the >.
No computers.
Hint:
Hint 2:
Hint 3:
Text version:
...
- 27.7k
26
votes
1
answer
2k
views
20
votes
1
answer
793
views
PSE Advent Calendar 2021 (Day 24): The Witneys - Your Comfy Puzzles
This puzzle is part of the Puzzling StackExchange Advent Calendar 2021. The accepted answer to this question will be awarded a bounty worth 200 reputation.< Previous Door
Your great-grandmother ...
- 34.3k
18
votes
3
answers
665
views
Oh no, my puzzles are corrupted! What should I do? :(
This morning, I made three small and easy puzzles to be posted today. However, when I come back from my lunch, all of my puzzles are corrupted! :(
The first one is a standard Curve Data puzzle. ...
- 34.3k
11
votes
2
answers
590
views
Confectionery Crime Conundrum
Yesterday I received one of the strangest cases of my career as an I.S. PI (Insightful Sleuths Private Investigator). I was reclining in my chair, working on the latest crossword puzzle when I ...
- 10.4k
2
votes
1
answer
316
views
Mysterious Deaths, or is it just a well known attack?
Last week you were promoted to the position of Sergeant Head Detective of Australia, which basically means the best detective in Australia. Its January 2019, and you wake up ready for your new job.
...
- 2,653
6
votes
1
answer
147
views
A Somewhat Foolish Poem
Your task is to solve the Sudoku and complete the missing words in the following poem.
Classic Sudoku: Each row column and box contains the digits 1-9.
XV-rules: Digits separated by V must add to 5. ...
- 7,770
23
votes
1
answer
988
views
Polly O'Mino's Hexcellent Adventure
An entry in Fortnightly Topic Challenge #52: Polyominoes.
I had heard that my good friend Ingrid Deduction was back in town, so I popped round to her apartment today, only to find she'd got herself a ...
- 146k
18
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 ...
- 7,242
5
votes
1
answer
256
views
Double Ducky (or Fu-two-shiki)
There are two* logical, discrete ways to solve this Futoshiki puzzle, each with its own unique solution. You can solve it using the letters given, or use the numbers 1-5, but if you map the letters to ...
- 7,242
15
votes
1
answer
1k
views
Stop BorgBot before it's too late!
There was a deafening metallic thunk as the rogue AI locked the door of the PuzzlingCorp server room, trapping the engineers inside. A countdown appeared on the computer screen... and began counting ...
- 3,379
13
votes
1
answer
928
views
A true no-no-gram
This is a nonogram with the usual rules. That is, you must fill white squares in with black so that the numbers at the head of each row or column indicate, in order, the respective lengths of ...
- 12.9k
14
votes
1
answer
672
views
Shingoki: An Exploration of Unicode
An entry in Fortnightly Topic Challenge #42: Wordless Connecting Walls-- wait, what?
This is a Shingoki puzzle. The rules (paraphrased from puzzle-shingoki.com) are as follows:
The aim is to form a ...
- 6,855
1
vote
0
answers
448
views
Not a sudoku, but still fun?
Context:
I was trying to solve some of the puzzles on this site, when it occurred to me to make a puzzle variant myself.
I immediately could construct one with my additional rule. Making an ...
- 9,308
17
votes
1
answer
826
views
Ingrid Deduction pops by with a puzzle
The other night I was sat at home in Providence when the doorbell rang. To my surprise, my very good friend Ingrid Deduction stood on the step, a huge grin on her face and a piece of paper held out ...
- 146k
43
votes
1
answer
3k
views
This new puzzle type needs a name {EXTREME EDITION}
A companion puzzle to the 'This new puzzle type needs a name' series, and inspired in part by @JeremyDover's answer to a recent question.
Usually, puzzles in this series comprise a mash-up of two ...
- 146k
28
votes
2
answers
896
views
Tribute to Clifford Possum Tjapaltjarri
The background text that follows is in this case not part of the puzzle, nor fictitious. The puzzle, which is self-contained, consists entirely of the image below; I have composed it as a genuine (...
- 5,430
10
votes
3
answers
839
views
Cipher text on an ancient wall
The following text was found written on the wall of an ancient tomb:
$\text{DXFDMKEPU}$
Can you decipher what it means?
Nearby the wall, this piece of parchment was found. Perhaps it is a clue ...
- 10.5k
11
votes
2
answers
2k
views
Reverse minesweeper?
The puzzle below, when filled out completely, is a valid minesweeper board.
Some of the mines and numbers have already been filled in.
Can you fill in what is missing and use the solved grid to find ...
- 10.5k
22
votes
2
answers
1k
views
Complaint at the PSE lounge
While walking through the PSE lounge, I noticed a piece of paper on one of the tables. Picking it up, I saw several things. The first, was a couple of sentences at the top:
I love this place! But ...
- 8,870
15
votes
2
answers
488
views
The entrapment of Beastly Gerbil
Part 1: The disappearance of Beastly Gerbil
Part 3: The escape of Beastly Gerbil
I've been trapped here for what feels like forever. This is all I've known. Darkness. The occasional flash of light, ...
- 60.3k
8
votes
2
answers
300
views
I know I should solve this Masyu... But... How should I make this puzzle more colorful?
I know I should solve this Nurikabe variant...
I know I should shade all Masyu circles...
I know I should not let $2 \times 2$ unshaded squares appeared...
I know I should solve this Masyu...
...
- 34.3k
18
votes
2
answers
639
views
A colorful metapuzzle (of a sort)
edit: realized two puzzles ended up being variants. Replaced subpuzzle 5 completely, and swapped subpuzzle 2 to the original version. Either version has the same solution.
edit 2: my apologies. this ...
- 1,614
7
votes
1
answer
190
views
A Grid with some Green Cells
So a friend wanted me to try out the reverse-puzzling riddle he created. It consisted of a 4x4 grid with a digit in each cell and a single closed loop drawn along the edges of its cells. Also some of ...
- 683
11
votes
3
answers
928
views
Puzzle needs a name
Inspired by @Stiv's This new puzzle type needs a name series, what is the name of the puzzle below?
Start by solving the (quite tough) Nonogram, then apply some grid-deduction-deduction and discover ...
- 8,870
27
votes
2
answers
863
views
The disappearance of Beastly Gerbil
Part 2: The entrapment of Beastly Gerbil
Part 3: The escape of Beastly Gerbil
This is an unusual call in. As a private detective you have been asked to investigate several odd cases, but this you're ...
- 60.3k
25
votes
1
answer
2k
views
This new puzzle type needs a name {6}
I believe I have invented** a new type of puzzle...
What is its name?
Begin by solving the Fillomino puzzle:
Rules of Fillomino (adapted from Nikoli)
Fill in all empty cells with numbers under the ...
- 146k
6
votes
1
answer
234
views
Pandiagonal Magic Takuzu
Here's a puzzle type I call Pandiagonal Magic Takuzu. It's inspired by @Stiv's series "This new puzzle type needs a name", except you get the name up front. Can you solve it?
- 8,870
18
votes
2
answers
908
views
This new puzzle type needs a name {5}
I believe I have invented a new type of puzzle...
What is its name?
Colour-blind-friendly version available here.
Begin by solving the 9x9 sudoku; each of the 9 symbols ...
- 146k
16
votes
1
answer
943
views
On The Subject of Battleships
(This is part of a series of puzzles written for Timwi for a Secret Santa puzzle exchange, themed around various custom modules for the game Keep Talking and Nobody Explodes. No KTaNE knowledge is ...
- 147k
12
votes
1
answer
1k
views
This new puzzle type needs a name {4}
I believe I have invented a new type of puzzle...
What is its name?
Begin by solving the 16x16 sudoku; each of the digits 1-16 must appear exactly once in each row, column and thick-bordered 4x4 ...
- 146k
18
votes
2
answers
2k
views
This Nonogram seems a bit...... off
Hmm...... Did I miss something? The hidden word has six unique letters anyway......
Hint 1:
Hint 2:
Hint 3:
Addendum: There is a (very) minor fix to ensure the puzzle "uniquely solvable", adding 1-...
- 34.3k
13
votes
1
answer
622
views
On The Subject of X-Rays
(This is part of a series of puzzles written for Timwi for a Secret Santa puzzle exchange, themed around various custom modules for the game Keep Talking and Nobody Explodes. No KTaNE knowledge is ...
- 147k
28
votes
1
answer
2k
views
This new puzzle type needs a name {3}
I believe I have invented** a new type of puzzle...
What is its name?
** Well, 'adapted' an existing one, really...
Colour-blind-friendly version available here. Those without colour-blindness ...
- 146k