Recently Active Questions
29,037 questions
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How to solve this Burr puzzle variation with tile rotation? [duplicate]
Does someone know the solution to this Burr puzzle (interlocking wooden cross)?
This is not a common Burr puzzle, but one where you have to rotate the last piece in place. As you can see in the second ...
- 10.9k
14
votes
1
answer
575
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"Incomplete rectangles"
I recently called a long-time puzzling friend of mine just to ask if he wanted to join me to this new place in town for puzzle enthusiast. To my surprise he told me that he already was on a trip (...
- 7,826
6
votes
1
answer
2k
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How to beat level 24 in Chessformer?
This is Level 24 in Chessformer:
This is pretty easy to do at first, as long as you don't click the restart button (which I did by complete accident when I had some good progress on this level):
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67
votes
9
answers
6k
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Find a straight tunnel
There is a circular area with radius 1 km. And there is a tunnel, which is just under the surface, but invisible - unless you dig. It is known that the tunnel goes under the area (at least touches it ...
- 15.1k
19
votes
3
answers
1k
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Can you get all the coins no matter where they are placed?
I have placed a dime in nine of the 36 squares of a 6x6 grid. All coins are visible.
You may choose three rows and three columns and take all the coins you find in them. You can look at the grid and ...
- 6,857
3
votes
1
answer
223
views
What is a Good Word™?
This is inspired by the What is a Word/Phrase™ series started by JLee with a special brand of Phrase™ and Word™ puzzles.
If a word conforms to a special rule, I call it a Good Word™.
Use the ...
- 153k
9
votes
1
answer
385
views
Reindeer cryptic crossword
Solve on Penpa+
Across
1. Going around to survey cooler waters, ultimately to find some seafood (7)
5. Station C is located next to thrift store (3,4)
9. Disney heroine from popular children's book ...
- 123k
2
votes
3
answers
720
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Hidden message in pictures 1
Trying something new here.
The following is the first of a set of hidden messages from a story.
Find the hidden sentence in this set of images. The order is from left to right and then from the first ...
- 10.9k
21
votes
2
answers
1k
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Tetris Perfect Clear puzzles
The aim of each puzzle is to completely clear each field, using the listed pieces in order from top to bottom.
"But wait, ApexPolenta," you say, "isn't this just a tiling puzzle?"
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- 21.7k
-3
votes
1
answer
468
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A musical ratio
Beginner level puzzle, I guess, or, at least, an easy one.
High reputation members, perhaps refrain to answer immediately
Using only pencil and paper, so without access to any physical CD (Compact ...
- 2,192
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votes
3
answers
1k
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Puzzle with a safe [closed]
You've been looking around for this money safe that fell off a plane for over 20 years now, You finally find it BUT:
The safe is bulletproof.
The safe is immune to explosives.
The safe is made from ...
- 10.9k
12
votes
5
answers
971
views
Fill the circles so that the sum of the three numbers along each of the ten lines is the same.
Using all the numbers 1, 2, 3, ..., 11 (each exactly once), put a number in each circle so that the sum of the three numbers along each of the ten lines is the same.
Attribution: Puzzle by M. Varga ...
- 15.1k
8
votes
1
answer
703
views
Awake and asleep
Here's a little riddle.
When I'm awake I'm countable, but when I'm
asleep I just go on and on.
What Am I?
- 26.7k
37
votes
1
answer
995
views
Fill the last square: 3x3 grids with Xs and Is
Your task is to fill the last square in a logical way.
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2
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2k
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Smallest possible pentomino farm
A pentomino farm is an arrangement of the 12 pentominoes (each of area 5) that satisfies all of the following conditions:
All 12 pentominoes must be used exactly once
Pentomioes must be grid-aligned
...
- 16.8k