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Free Online Logic Puzzles, Sudoku, Nonograms, Kakuro &amp...
HaxleRose · 2026-06-22 · via Hacker News: Front Page

Monday, June 22, 2026

Daily logic edition

No. 173

Puzzle Lair

Sudoku · Kakuro · Ripple Effect · Nonograms & more, set fresh every morning

Puzzle types
10

New puzzles
Daily

Cost to play
Free

The lead story

Fresh grids, printed daily.

A daily workout for the part of you that loves a hard problem. Play free Sudoku, Killer Sudoku, Calcudoku, Kakuro, Ripple Effect, Nonograms and more, no ads, no subscription.

A different game is featured every day.

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Fig. 1, the day's grid, replayed No. 173