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Free Sudoku Puzzles

Choose a focused collection or filter 81 verified puzzles. Play online or print a PDF with an answer key—free and without signup.

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4×4 · EasyKids
4×4 · MediumKids
4×4 · HardKids
6×6 · EasyKids
6×6 · MediumKids
6×6 · HardKids
9×9 · EasySeniors
9×9 · MediumSeniors
9×9 · HardSeniors

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81 matching puzzles