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✏️ Pencil Puzzles

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

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

2 rows where Constraints contains "Neighbour Sums" sorted by Id descending

Type 2

  • Latin Square · 1
  • Pentominous · 1

Solver 1

  • Simon · 2

Setter 2

  • IcyFruit · 1
  • Marty Sears · 1

Constraints 11

  • Count · 2
  • Neighbour Sums · 2 ✖
  • Primes · 2
  • Difference · 1
  • Extra Regions · 1
  • Fog · 1
  • Inequality · 1
  • O/E · 1
  • Pathway · 1
  • Ratio · 1
  • Region Building · 1
Id ▲ Puzzle Title Date Solver Type Setter Constraints Video Video Length Video Length (Minutes)
8702 RAT RUN 40: The Big One 2026-06-11 Simon Pentominous Marty Sears Count, Difference, Fog, Inequality, Neighbour Sums, O/E, Pathway, Primes, Ratio
Our Longest Ever Video...!! Rat Run 40: The Big One (S3:E20)
Our Longest Ever Video...!! Rat Run 40: The Big One (S3:E20)
05:16:36 317 min
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

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Last updated (UTC): 2026-07-09 07:03:24