User Will.Octagon.Gibson - Puzzling Stack Exchange

30 votes

1 answer

4k views

Are you radical enough to solve this SURDOKU?

asked Jul 8 at 21:12

28 votes

1 answer

2k views

Where is the large cook promotion?

asked Apr 9 at 0:27

27 votes

8 answers

5k views

Make the number 606 50 percent bigger

asked Apr 21 at 8:43

27 votes

5 answers

4k views

Can you tile a 25 x 25 square with a mixture of 2 x 2 squares and 3 x 3 squares?

asked Apr 18 at 5:31

27 votes

2 answers

2k views

12 piece cube packing puzzle

asked Jul 5, 2023 at 6:01

25 votes

3 answers

3k views

Twenty-four trees in eighteen rows of four

asked May 30, 2022 at 21:11

25 votes

3 answers

2k views

Tiling a square with right-angled triangles

asked Feb 1 at 0:05

23 votes

7 answers

3k views

You are at a crossroads with five roads leading away from it

asked Dec 31, 2023 at 4:57

23 votes

1 answer

3k views

What’s the highest salary the greedy king can arrange for himself?

asked Jun 30 at 6:52

22 votes

2 answers

2k views

Can you find a 3x3 white square somewhere in this relatively prime graph?

asked Sep 19, 2023 at 8:51

19 votes

1 answer

2k views

Reducing π to zero (again)

asked Sep 22, 2023 at 22:10

18 votes

2 answers

1k views

Can you pack these tetracubes to form a rectangular block with at least one odd side length?

asked May 27, 2023 at 18:38

18 votes

4 answers

3k views

Coloring of a 5 x 5 chessboard

asked Jan 28 at 23:56

18 votes

4 answers

1k views

Make the three products equal and as large as possible

asked Mar 29 at 4:06

17 votes

1 answer

1k views

Helen helped Liam become best carpenter north of _?

asked Oct 12, 2023 at 7:06

17 votes

2 answers

3k views

Can a standard Sudoku puzzle contain a miniature Sudoku puzzle?

asked Jul 18, 2023 at 19:01

16 votes

4 answers

2k views

An Almost-squarish set of numbers

asked May 31, 2023 at 23:49

16 votes

1 answer

2k views

Do Langford squares exist?

asked Mar 28, 2023 at 19:16

16 votes

1 answer

2k views

How does half a dozen remain?

asked Jan 14 at 5:13

16 votes

2 answers

2k views

Find the heaviest and the second heaviest coins

asked Feb 26 at 20:17

16 votes

3 answers

4k views

Make exactly 101 squares using as few lines as possible

asked May 27 at 21:40

15 votes

1 answer

979 views

Additions to menagerie were strange but appreciated

asked Oct 3, 2023 at 8:43

14 votes

7 answers

3k views

Join six cities with roads

asked Feb 10 at 23:21

14 votes

3 answers

2k views

Putting stones into bags

asked Oct 17, 2023 at 1:42

14 votes

3 answers

800 views

Fill the grid subject to product, sum and knight move constraints

asked Jul 7 at 7:41

13 votes

4 answers

2k views

Can you color the 8x8 grid red and blue?

asked May 31 at 3:26

13 votes

3 answers

562 views

Packing a 3x3x3 cube with three congruent polycubes

asked Dec 20, 2023 at 10:31

13 votes

1 answer

1k views

What is this: G D F?

asked Jul 9, 2023 at 21:54

12 votes

4 answers

679 views

Which positive integers have at least one positive integer multiple such that the base 10 representation of that multiple has only even digits?

asked Jul 19, 2023 at 8:05

12 votes

3 answers

1k views

Tiling a 5-by-5 bathroom with L-shaped triomino tiles

asked Mar 1 at 21:03

Stack Exchange Network

118 Questions

Are you radical enough to solve this SURDOKU?

Where is the large cook promotion?

Make the number 606 50 percent bigger

Can you tile a 25 x 25 square with a mixture of 2 x 2 squares and 3 x 3 squares?

12 piece cube packing puzzle

Twenty-four trees in eighteen rows of four

Tiling a square with right-angled triangles

You are at a crossroads with five roads leading away from it

What’s the highest salary the greedy king can arrange for himself?

Can you find a 3x3 white square somewhere in this relatively prime graph?

Reducing π to zero (again)

Can you pack these tetracubes to form a rectangular block with at least one odd side length?

Coloring of a 5 x 5 chessboard

Make the three products equal and as large as possible

Helen helped Liam become best carpenter north of _?

Can a standard Sudoku puzzle contain a miniature Sudoku puzzle?

An Almost-squarish set of numbers

Do Langford squares exist?

How does half a dozen remain?

Find the heaviest and the second heaviest coins

Make exactly 101 squares using as few lines as possible

Additions to menagerie were strange but appreciated

Join six cities with roads

Putting stones into bags

Fill the grid subject to product, sum and knight move constraints

Can you color the 8x8 grid red and blue?

Packing a 3x3x3 cube with three congruent polycubes

What is this: G D F?

Which positive integers have at least one positive integer multiple such that the base 10 representation of that multiple has only even digits?

Tiling a 5-by-5 bathroom with L-shaped triomino tiles