Florian F's user avatar
Florian F's user avatar
Florian F's user avatar
Florian F
  • Member for 9 years, 8 months
  • Last seen this week
  • Geneva, Switzerland
118 votes
3 answers
12k views

Prove that π > 3

40 votes
6 answers
2k views

Packing pentominoes in a circle

38 votes
8 answers
4k views

The Bee Lover's Hotel

38 votes
4 answers
3k views

Pythagorean pentagons

36 votes
1 answer
3k views

Cut the disk with a hole in four equal pieces

35 votes
3 answers
1k views

The maze one should not enter

28 votes
5 answers
2k views

Pythagorean quilts

20 votes
1 answer
2k views

A 1-D labyrinth

18 votes
1 answer
455 views

Sharing a field among 4 sons

18 votes
3 answers
1k views

Sums in a (very small) box

17 votes
2 answers
912 views

Santa Claus flies to the South Pole

16 votes
4 answers
1k views

February 2017 golf

16 votes
1 answer
963 views

Reconstruct the lost labyrinth of Knossos

15 votes
1 answer
698 views

All distances different on a chess board

15 votes
1 answer
336 views

Renegade, epitasis, and then what?

15 votes
1 answer
724 views

Arrange ten pawns into ten lines of three

12 votes
2 answers
872 views

Descramble the scrambled text

12 votes
1 answer
422 views

Pythagorean triangle dissection

12 votes
2 answers
658 views

Yet another sequence with letters and a question mark

12 votes
1 answer
288 views

Please help me fix my intestine

12 votes
2 answers
639 views

Arithmetic-progression-free sequences

11 votes
2 answers
642 views

The alien quantum-tunnelling hyperking labyrinth escape

11 votes
5 answers
2k views

Sorting cards using max 3 stacks

10 votes
1 answer
539 views

Knight of the Isles

9 votes
1 answer
190 views

Black-hat/white-hat logicians with a bell and a meal

8 votes
1 answer
233 views

13 scales and a ... fake scale

8 votes
13 answers
4k views

Yet another matchstick puzzle: 14 = 5 [closed]

7 votes
3 answers
397 views

How many stickers can a Rubik's Cube lose?

7 votes
1 answer
240 views

How do you go from 2021 to 2022?

7 votes
2 answers
451 views

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