Daily challenge October 31, 2006 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
5
6
3
3
9
6
5
1
8
2
9
5
8
8
3
1
9
3
1
8
7
5
9
6
8
8
3
3
7
6

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