Top Questions

30 votes
8 answers
4k views

The Devil's Shell Game

29 votes
3 answers
2k views
+250

Pythagorean pentagons

25 votes
1 answer
1k views

White is missing

20 votes
3 answers
1k views

Maze-Jigsaw Fusion

18 votes
1 answer
1k views

Which heptomino is it obvious can't tile the plane?

18 votes
1 answer
2k views

A co--ection of images

4 votes
3 answers
1k views

Two 10-letter words consisting of 20 unique letters?

16 votes
1 answer
836 views

An Amazing Configuration

12 votes
1 answer
2k views

Add rules to Minesweeper until you can start with nothing

16 votes
1 answer
740 views

Magical Spellchecker

5 votes
1 answer
895 views

Anna and Boris play the Red Blue game

4 votes
1 answer
638 views

Few enigmatic puzzles [closed]

3 votes
2 answers
318 views

Lions vs. Pokémon

8 votes
1 answer
445 views

Where Is My Home?

7 votes
1 answer
376 views

What Language Is This?

6 votes
1 answer
211 views

Progressive matrix of dominoes

8 votes
1 answer
155 views

Sherlock's AZED crossword

4 votes
1 answer
276 views

The shady puzzle that will keep you in the dark

5 votes
1 answer
270 views

2016 MIT Aquarium Hunt #3

5 votes
1 answer
181 views

The Minesweeper Puzzle That Might Stump People

3 votes
2 answers
308 views

Sequence of 3x3 grids of dots

2 votes
1 answer
262 views

Racecar Maniac #3

0 votes
1 answer
156 views

Back Word Puzzle

1 vote
1 answer
167 views

Progressive matrix with blue squares on either side of a line

-2 votes
1 answer
210 views

Circle Point Region Puzzle

11 votes
0 answers
192 views

The Snake and the Hunter

2 votes
2 answers
147 views

What can I next logically deduce in Day 62 of the Minesweeper Advent Calendar? (Fake 3D)

7 votes
1 answer
53 views

Mercury in Centigrade

2 votes
1 answer
80 views

What can I deduce next about this daily Light Up (Akari) puzzle? (Feb. 22, 2024, 7x7 Hard)

1 vote
0 answers
112 views

Maximum filled days

0 votes
1 answer
95 views

Mensa question number 30: progressive matrix of line shapes [closed]

0 votes
0 answers
26 views

Flee the Bandits, part 2


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