Paper puzzles (pen-and-paper) are logic puzzles solved by marking grids under clear rules. Staples include:
- Sudoku
- Nonograms (paint-by-numbers)
- Slitherlink (fences)
- Nurikabe, Masyu, Star Battle, Skyscraper, …
About the name
"Paper" means pencil-marking style—not a requirement for printed sheets. Apps and in-browser grids count.
Variants
- Themed rule tweaks (size, extra constraints)
- Grid → extraction to a word/phrase
- Nonogram art hiding final answers
Related genres
- Logic puzzles — broader bucket
- Crosswords/anagram-only tasks usually aren't called paper puzzles
- Common feeders feeding metas
Tools
Online solvers/helpers abound—Community Resources. Constructors should enforce uniqueness and fair cluing.