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GridHearth Game · Medium Sudoku

Free Medium Sudoku

Free Medium puzzles

Medium puzzle

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Nine free Medium Sudoku puzzles.

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Restart this puzzle?

Restart clears your saved entries, notes, undo history, selected cell, and time for this puzzle. The starting numbers stay in place.

Reveal this puzzle's solution?

This shows the full solution and ends this attempt. It will be marked assisted. To play this puzzle again, choose Restart.

Nine puzzles that add locked candidates and pairs. Progress stays in this browser.

New techniques at this level

Medium puzzles may need locked candidates, naked pairs, or hidden pairs after singles stop producing a placement.

Read the technique guide ›