They’re not crosswords. But they are logic puzzles. Regarding your skill cap comment, even children’s jigsaw puzzles that have 4 pieces are still considered puz

They’re not crosswords. But they are logic puzzles. Regarding your skill cap comment, even children’s jigsaw puzzles that have 4 pieces are still considered puzzles lol. Wikipedia says NP-complete under “Nonograms in computing”. https://en.m.wikipedia.org/wiki/Nonogram https://en.m.wikipedia.org/wiki/Nonogram