Daily challenge December 31, 2021 Back to calendar
Live puzzle

Sudoku

Fill every row, column, and 3×3 box with digits 1–9 — no repeats. Use notes for candidates or ask for a hint when stuck.

Grid 9 × 9 Difficulty Expert
Elapsed 00:00
Mistakes 0
Level Expert
7
2
3
1
8
7
3
4
7
5
4
2
9
8
7
9
6
8
5
2
3
5
9
9
4

Select a cell, then tap a number or use your keyboard. Toggle Notes to pencil in candidates.