Based off of this puzzle and this Youtube video Rules: You control the pieces labeled kn (knight), b (bishop), and r (rook) You are trying to capture the piece labeled ok (opponent king) You move pieces as usual, however after every move, unless there is a black square under them (labeled x in t...

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 > Santa’s little helpers come in all shapes and sizes. Their upkeep requires a lot of cookies and milk, both as rewa...

I have a question about the pyraminx twisty puzzle. I've included a bit of background to make sure we're all using the same words. (background) To the initiated, a pyraminx is a triangular-looking rubiks-cube-like puzzle that, it turns out, is actually quite a bit easier than the rubiks cube, or ...

12,22,30,36,40,42,42,40… Here is a finite sequence can you tell me the sum of all of its numbers?

To allow new users to solve this puzzle and earn reputation points, I encourage all users whose reputation is 200 or more to not post an answer until 48 hours after this question is posted. Thank you! The equation below is not true. The only allowable way to change the equation is to insert plu...

It is known that one cannot beat a truly random player in Rock Paper Scissors. Here you will play a variant of the game. In this variant you are not allowed to play the same shape twice in a row. So if you have played rock then in the next round you must play paper or scissors. You will play agai...

Something is hidden below. Tell me... what am I saying?

Using a single letter (alphabet) exactly twice turn the lines below into a part of your body.

This is really a request to make a puzzle. I am sometimes made to go to church. On the wall will be a series of what I would to think are secret clues and I would love to make a puzzle from them. The ones from this week were: 12 Ps 85 500 282 3 Blank The Blank was just a space where I feel I wa...

Previous Puzzle If you're having trouble understanding the key/lock thing, watch this until 9:30 which might be a better explanation of what I'm trying to say General Rules: In this puzzle, you control kn (knight) and r (rook) You are trying to capture ok (opponent's king) If one of your pieces ...