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1500 questions
26
votes
9 answers
Sometimes I'm ugly, sometimes I'm art. What am I?
Sometimes I'm ugly, sometimes I'm art,
Sometimes I'm near and dear to your heart,
I have been known to bring about pain,
And yet I deliver relief just the same,
You know where I live, yes you know it best,
For I am not hidden like all of the…
NonsenseSynapse
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26
votes
2 answers
Sudoku in the third dimension (3D Sudoku)
People seemed to enjoy my last Sudoku variant puzzle - Samurai Pseudoku, so I spent this week making another! This one is going to require using logic you've never used before...
The last one was a little plain, don't you think? After all, it was…
Beastly Gerbil
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26
votes
1 answer
Wrap a squashed, bullet-riddled lowercase lambda around a cube
The following rather squashed and bullet-riddled lowercase lambda:
...can be wrapped onto the surface of a cube in a way that perfectly covers the entire cube, with no gaps and no overlaps.
How can this be done?
plasticinsect
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25
votes
2 answers
Five loaves and the extra traveller
Two people are travelling together. One of them has three loaves of bread;
the other one has two. At some point they stop to eat lunch. A third traveler that happens to walk by joins them.
They split the five loaves into three equal portions and…
Mircea
- 455
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25
votes
1 answer
An Evolutionary Experiment
Dr. Farnsworth entered class today and announced that we were going to conduct an experiment to see if we could force cells to evolve to communicate with us. The experiment is as follows: we are given a grid below, each containing a cell. As you can…
Jeremy Dover
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25
votes
10 answers
Thirteen politicians
Yesterday evening there was a public discussion on TV that was dedicated to the upcoming elections.
Thirteen politicians from the thirteen most important political parties participated in it.
After half an hour, one of the politicians summarized…
Gamow
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25
votes
3 answers
C equals O, but in general
You return to your consciousness.
You find yourself trapped in a room, facing a wall where all information is located. There is also a table, on it a permanent marker.
Before inspecting every piece of info, you focus on the door. You observe that on…
oAlt
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25
votes
3 answers
The Crosswordsearch
I submitted a wordsearch and a crossword to the New York Times, but for some reason they rejected them!
I'm really disappointed, but I'm willing to improve. It sounds like my wordsearch was fine, but my friends are telling me that my crossword…
greenturtle3141
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25
votes
1 answer
Fun with Flags part 8: it's your roll
We are looking for a 12-letter word.
Other (independently solvable) puzzles of this type: 1, 2, 3, 4, 5, 6, 7, 9, 10.
sarsaparilla
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25
votes
1 answer
12 hidden clues in just one paragraph!
I have attempted to hide as much information as I can within as little words as possible, while it still makes sense. And while the following paragraph does indeed make sense, that doesn't mean it's easy to read...
This took a very long time to work…
Beastly Gerbil
- 58,036
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25
votes
1 answer
Not the squares you were looking for
A $5\times5$ square has area $\pi$.
A $7\times7$ square has area $8$.
An $8\times8$ square has area $0$.
A $10\times10$ square has area $30$ (not quite $13$).
Why?
The answer should be clear when you find it, and does not involve arbitrary or…
Rand al'Thor
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25
votes
1 answer
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 following rules.
Numbers should be grouped…
Stiv
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25
votes
5 answers
Well-known American figure with Roman numerals
Which well-known American figure has an 8-letter name, with 6 consonants and all of them are Roman numerals?
anonymousdude123
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25
votes
12 answers
Make 1998 using the least possible digits 8
Make the number 1998 using the minimum amount of digits 8.
Your allowed operations are +, -, *, /, ^, % (percent).
You need not use only integers 8: 88 and the likes are acceptable.
You must only use 8 as a digit, nothing else.
This puzzle comes…
Andrew
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25
votes
1 answer
The case of the pranking snowplow
It’s circa 1990, and there is a big snowfall in Some City, USA. The mayor has left his car parked in a public parking lot, and the next morning, he discovers that the lot has been plowed, but the snowplow driver has buried the mayor’s car under a…
FlanMan
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