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Top Questions

1 vote
1 answer
43 views

A check is a win

2 votes
1 answer
39 views

Two-Move Chess Game

10 votes
1 answer
211 views

$\pi$ = 13, $\sqrt{2}$ = 7, $e$ =?

1 vote
1 answer
34 views

How to sell at the buying price and still have something in hand?

5 votes
0 answers
180 views
+500

College Athletes

8 votes
1 answer
259 views
+50

Turn Back the Clocks

4 votes
1 answer
185 views

The newcomers' maze

15 votes
1 answer
268 views

PSE Advent Calendar 2023 (Day 3): 24 dangerous doors

6 votes
2 answers
317 views

Name, Place, Animal, Thing

14 votes
1 answer
434 views

PSE Advent Calendar 2023 (Day 2): Wall I want for Christmas

24 votes
1 answer
426 views

A number sequence in disguise

10 votes
4 answers
358 views

Irregularly Deposited Compound Interest

2 votes
0 answers
112 views

Can you employ all 26 letters using three 11-letter, three 10-letter, or three 9-letter words?

11 votes
1 answer
382 views

PSE Advent Calendar 2023 (Day 1): Reindeer identification

7 votes
1 answer
343 views

Pantomime Ladies

17 votes
6 answers
3k views

Which parent should you start playing against?

33 votes
12 answers
12k views

Unexpected hanging paradox

2 votes
1 answer
106 views

Approach to solving cross-numbers with incomplete clues

4 votes
1 answer
104 views

Ended up with 'empathise'

2 votes
1 answer
251 views

Nimber mnemonic combinatorial puzzle

23 votes
1 answer
1k views

The FBI needs your help with this Zodiac killer message

1 vote
0 answers
190 views

Multi smol boi puzzle I: apologies

11 votes
2 answers
611 views

What is the pattern/property in this poem?

8 votes
3 answers
224 views

160 foxes are stuck on an island with 1 chicken. Will the chicken be eaten? [duplicate]

14 votes
3 answers
973 views

Approximate pi out of small numbers

1 vote
1 answer
74 views

What is the next logical step I can take when solving the Nov. 30 2023 Sudoku in the Wisconsin State Journal?

9 votes
1 answer
847 views

Escape from a Grand Canyon

1 vote
7 answers
486 views

Dissect this figure into four pieces which can be reassembled to form a square

3 votes
3 answers
436 views

Complete the pattern: 21VN, 32TX, 43QS,

2 votes
1 answer
329 views

Can't overthink my daunting, challenging ask

-1 votes
1 answer
96 views

Is the "Challenging" Kenken in the Wisconsin State Journal from April 27 2021 solvable?

2 votes
0 answers
93 views

Decode the ancient prophecy

8 votes
2 answers
2k views

Cutting a cross made of 5 equal squares by 2 straight cut into 4 figure to together form a square

0 votes
0 answers
45 views

Filling in an 8x8 minesweeper grid with mines (Day 11: Christmas tree edition)

7 votes
2 answers
2k views

Three 8-letter words with at least 23 different letters

-1 votes
1 answer
119 views

How many pencils are there? [closed]

6 votes
1 answer
173 views

An alphametic cryptogram with clues

6 votes
2 answers
526 views

Two mysterious cave notes

5 votes
1 answer
491 views

Conspiracy Theories

3 votes
1 answer
216 views

How to solve the Nov. 29 cryptoquote in the Wisconsin State Journal?

20 votes
5 answers
3k views

Mishustin's circle problem

12 votes
1 answer
1k views

Why is RYE the answer to "Grass over pretty Cambridge backs"?

6 votes
1 answer
1k views

Explain why "A Fate who didn’t finish the material (5)" is Cloth

10 votes
1 answer
607 views

Not once, but twice

-1 votes
1 answer
119 views

Numbers given: 2, 3, 6, 15, choice of answers: 24, 25, 36, 64? [closed]

2 votes
1 answer
171 views

Crossing desert with smallest amount of water [duplicate]

0 votes
1 answer
80 views

Minimum function optimization puzzle #4: Using negative numbers?


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