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1500 questions
30
votes
9 answers
I can run, but I cannot walk - What am I?
I can run, but I cannot walk. Sometimes I have insects hiding inside of me. I can be written in many different languages.
Dmitry Kamenetsky
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30
votes
7 answers
Are all balls the same weight?
There are 10 balls which come in two possible weights. Using a balance scale at most 3 times, determine whether all the balls are the same weight or not.
Notes: I got this riddle from this Mathoverflow page of riddles. A few coworkers and I have…
BlueRaja - Danny Pflughoeft
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30
votes
7 answers
Scratching my head can kill me
I am thin and frail.
Scratching my head can kill me.
When abused, I can also kill you.
Usually, I'm helpful.
Michael Rize
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30
votes
5 answers
Treasure hunting with grandpa's old map
Back when you were a kid, your parents always told you and your brother the family legend about your grandfather's hidden treasure. It was quite a good story, and there was even an ancient map and a letter to support that the crazy man really did…
Annosz
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30
votes
1 answer
A Mainer Expression
+--------------+--------------+--------------+--------------+
| Box | Day | Files | Means |
+--------------+--------------+--------------+--------------+
| Love | Span | Objective | Pad …
hexomino
- 135,910
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30
votes
1 answer
What is a BEN Number™?
This is in the spirit of the What is a Word/Phrase™ series started by JLee with Number version puzzles.
If a number conforms to a special rule, I call it a BEN Number™.
Use the following examples below to find the rule.
$$
% set Title text. (spaces…
Conifers
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30
votes
1 answer
Three Singles in Three Clubs
These three belong to three different clubs.
First one, very popular, is the singles-only club. It is closed for new
membership.
Second one, very useful, is for singles and couples. It is open for
new members but it is very hard to get in…
DrD
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30
votes
1 answer
Scrambled emoji tale⚛️ #️2️⃣
Note: If the emoji characters of this question and its answers are borked, doubtful and what you can see are mostly boxes (like □ or �), I took a screenshot for you.
Here is a story. It has 12 parts that were scrambled (each part in one line).…
Victor Stafusa - BozoNaCadeia
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- 61
30
votes
3 answers
Uh oh, the propeller fell off
I was rummaging through a trunk in the attic when I found this vintage game. It is some sort of pinwheel or propeller mounted on a board. The propeller has a cryptic series of letters painted on it, and the board has four cryptic series of letters…
SlowMagic
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30
votes
1 answer
Find the place, find the palace
A part of me was a mode of transportation in the past.
A part of me is the mode of transport in the present.
A part of me is an important place in two fictional novels.
A part of me has acted in the movie made on one of the novels (described…
Shantanu Bopardikar
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30
votes
10 answers
One prize, infinitely many choices
Having reached the final stage of a game show, you face an endless row of doors labelled $1$, $2$, $3$, ... The game show host has selected a whole dollar amount, and has put this exact amount as a prize behind the door labelled with that dollar…
Johannes
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30
votes
5 answers
Riddle of hot love
On the upper side, you kiss me.
In the middle, your fingers caress my body.
And below is the burning flame of hot love.
It's definitely not something sexual anyone might be thinking.
What am I?
Coconut
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30
votes
7 answers
A Riddle of Mine
I came up with this riddle a few years ago, and so far very few people have been able to solve it:
Think of a four-letter word (“_ _ _ _”) such that adding an A to the beginning (“a _ _ _ _”) changes the meaning but not the pronunciation. (It's a…
Dirge of Dreams
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30
votes
6 answers
Noughty Mathematics Question
Use your imagination to follow these instructions:
Take out an imaginary piece of paper.
Turn it 90° clockwise.
Make a mental note to use right-justification and nice, tight kerning and leading.
In the top-right corner, draw two zeros.
Under…
Chowzen
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30
votes
26 answers
Make 37+32=55 correct by moving one match
Move $1$ match and make this correct.
Rules: (added 8/23/2018 based on clarifications in comments)
You can't break the match.
You can't make an inequality sign, just change numbers and/or operators.
underds
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