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✏️ Pencil Puzzles

Pencil puzzle-solving (excluding sudoku) videos from CTC.

Data source: Cracking the Cryptic Catalogue · About: View on GitHub

4 rows where Constraints contains "Primes" sorted by Id descending

Type 1

  • Latin Square · 4

Solver 1

  • Simon · 4

Setter 4

  • Henk Nicolai · 1
  • IcyFruit · 1
  • Shintaro Fushida-Hardy · 1
  • Xenonetix · 1

Constraints 9

  • Primes · 4 ✖
  • Unique Sums · 3
  • 5x5 · 1
  • 6x6 · 1
  • 7x7 · 1
  • Count · 1
  • Extra Regions · 1
  • Neighbour Sums · 1
  • Region Building · 1
Id ▲ Puzzle Title Date Solver Type Setter Constraints Video Video Length Video Length (Minutes)
7139 Dueling Dragons 2025-04-29 Simon Latin Square IcyFruit Count, Extra Regions, Neighbour Sums, Primes, Region Building
The Hardest Sudoku Ever Just Got Even HARDER (4 Hours!!)
The Hardest Sudoku Ever Just Got Even HARDER (4 Hours!!)
04:03:06 244 min
6040 Mystery Prime Cages 7x7 2024-06-03 Simon Latin Square Xenonetix 7x7, Primes, Unique Sums
Don't Repeat A Prime Number...
Don't Repeat A Prime Number...
00:34:46 35 min
6010 Mystery Prime Cages 6x6 2024-05-25 Simon Latin Square Henk Nicolai 6x6, Primes, Unique Sums
Reddit Recommended This... AGAIN!
Reddit Recommended This... AGAIN!
00:23:10 24 min
5968 Mystery Killer Primes 2024-05-12 Simon Latin Square Shintaro Fushida-Hardy 5x5, Primes, Unique Sums
Reddit Recommended This Puzzle...
Reddit Recommended This Puzzle...
00:20:00 20 min

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Last updated (UTC): 2025-12-05 04:04:54