Skip to main content
klm123's user avatar
klm123's user avatar
klm123's user avatar
klm123
  • Member for 10 years
  • Last seen more than a week ago
21 votes
5 answers
9k views

Help me to find a small but hard and clever maze

-1 votes
2 answers
231 views

How to read English words, written in cirilic?

8 votes
3 answers
451 views

Find a straight tunnel 2

18 votes
3 answers
4k views

Knights and jokers

0 votes
1 answer
133 views

What is an example of a concept with implicit trio-relationship?

0 votes
2 answers
723 views

Number of ways to fold a 2x4 map

5 votes
1 answer
378 views

Is there a second solution to points and perpendicular bisectors problem?

4 votes
1 answer
382 views

Can I Haz My Eye Center'd 2?

4 votes
1 answer
266 views

Universal pie division [duplicate]

10 votes
1 answer
892 views

Is there a retrograde analysis puzzle like "Point on the incorrectly drawn chess piece"?

3 votes
2 answers
239 views

How many ways to pick the fruit 2

13 votes
7 answers
3k views

The smallest crossword

7 votes
1 answer
3k views

Generalization of Sum and Product puzzle

4 votes
1 answer
674 views

Decode Voyager's Message to Aliens

13 votes
7 answers
3k views

Fastest way to collect an arbitrary army

7 votes
1 answer
288 views

Guess another's present 2: Generalised

8 votes
6 answers
884 views

Guess another's present

0 votes
1 answer
498 views

Boxxxing puzzle [closed]

5 votes
2 answers
1k views

Is there a brute-force solution of this puzzle?

8 votes
4 answers
1k views

How to lock a shared artefact

8 votes
1 answer
627 views

Find the smallest N to complete the task: "Write a true self-reflective statement about the digits from 0 to N"

3 votes
2 answers
653 views

Does this strategy work?

14 votes
5 answers
3k views

What is the smallest positive integer, which can not be written without repetitions of digits and using arithmetics only?

11 votes
1 answer
757 views

Find the color of the chess pieces

5 votes
1 answer
579 views

Optimal strategy against a random opponent

3 votes
2 answers
721 views

How to generalise Partition of the pie for N envy people?

2 votes
2 answers
250 views

Is there a better solution to parallel segments problem?

11 votes
1 answer
4k views

How to solve this crazy Chinese puzzle for children?

7 votes
2 answers
926 views

Cooperative guessing against an evil god

0 votes
2 answers
566 views

Is there probability based Knight-Knave puzzles?