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klm123
  • Member for 9 years, 11 months
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7 votes
3 answers
436 views

Proving by weighting

8 votes
2 answers
484 views

Modifying the puzzle: Cooperative hat-guessing, no mistakes, 3+ colors

8 votes
3 answers
719 views

Guess your hat color, but you don't have to

14 votes
3 answers
717 views

Strategy to beat the Casino reversed

4 votes
1 answer
447 views

Minimising information to guess all hats correctly

0 votes
2 answers
874 views

Unlimited paper folding

7 votes
3 answers
2k views

Create a changeable maze

26 votes
6 answers
30k views

The 10,958 Problem

2 votes
1 answer
170 views

How to improve "Universal dissection"?

17 votes
5 answers
1k views

Universal dissection

-1 votes
2 answers
230 views

How to read English words, written in cirilic?

21 votes
5 answers
8k views

Help me to find a small but hard and clever maze

8 votes
3 answers
450 views

Find a straight tunnel 2

0 votes
1 answer
133 views

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

4 votes
1 answer
381 views

Can I Haz My Eye Center'd 2?

4 votes
1 answer
264 views

Universal pie division [duplicate]

17 votes
2 answers
824 views

Are you more clever than Alice?

3 votes
2 answers
238 views

How many ways to pick the fruit 2

4 votes
1 answer
672 views

Decode Voyager's Message to Aliens

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]

13 votes
2 answers
1k views

Let's deal with "Names in Boxes" Safely

2 votes
2 answers
250 views

Is there a better solution to parallel segments problem?

14 votes
7 answers
8k views

IQ-test-type question - sequence of large triangles with black and white small triangles in them

58 votes
8 answers
6k views

Find a straight tunnel

7 votes
2 answers
924 views

Cooperative guessing against an evil god

7 votes
1 answer
444 views

Ten matches on a table

7 votes
2 answers
2k views

Irreversible body swap

25 votes
8 answers
4k views

How to choose at least half of everything