Logic games

Grids, deductions and chains of reasoning. No luck required, just careful thinking.

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Sudoku (opens the game in a new tab)

Not Daily
Medium

Free online Sudoku with multiple difficulty levels. Fill a 9×9 grid with digits 1–9 so that each row, column, and 3×3 box contains every number exactly once. Train your logical thinking, suitable for all ages.

Sudoku: details and ratings