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1 vote
4 answers
253 views

Find how many factorial signs are used

0 votes
1 answer
107 views

Watt is this picture?

4 votes
1 answer
51 views

An Ecumenical Matter

17 votes
2 answers
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What's the missing pattern? 3x3 grid, dot pattern

19 votes
1 answer
181 views

PSE Advent Calendar 2025 (Day 7): Stooge tablet walking like a seal

23 votes
2 answers
839 views

PSE Advent Calendar 2025 (Day 4): Ring Bethlehem, the day begun!

12 votes
9 answers
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Turn the dials until each of the 12 columns add up to 42

2 votes
1 answer
262 views

I am a machine that hungers, what am I?

14 votes
1 answer
248 views

PSE Advent Calendar 2025 (Day 6): Reindeer with presents

3 votes
1 answer
135 views

Make It Great Again

10 votes
1 answer
177 views

Four By Four, Upside Down?

11 votes
7 answers
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Can a 10*10 square be paved with 1*4 rectangular stone plates?

16 votes
1 answer
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What is a Right-wing Word™?

25 votes
1 answer
461 views

PSE Advent Calendar 2025 (Day 5): Cinnamon overdose

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