Daily challenge January 31, 1988 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 Hard
Elapsed 00:00
Mistakes 0
Level Hard
7
1
2
6
6
9
2
3
5
1
6
5
8
4
8
3
6
1
7
2
7
4
8
8
6
9
2
6
8
5

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