HEATKEYS

Colorful Flash-based 4x4, 6x6 and 9x9 Sudoku games. Includes easy, medium and hard levels. Also suitable for kids and Sudoku beginners!

Play Suduku 9x9, Samurai, Multi 2 and Multi 4 puzzles. Gorgeous Sudoku games with many features. No installs, no plugins, no flash needed.

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MathDoku, your location for free puzzles online. Play random easy, medium, hard, and no-op games in 4x4, 6x6, and 8x8 tables.

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Play Sudoku online from easy to evil. Web Sudoku also supplies Sudoku puzzles for newspapers, magazines, Sudoku books and websites.

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Play the best free Mind Games online with Brain Games, Puzzle Games, Sudoku Puzzles, Word Games and Math Games.