PlaySudoku.us
Easy
Medium
Hard
Expert
Evil
Learn
💡 Did you know?
3
8
9
4
1
7
2
3
7
1
2
3
4
1
7
8
4
9
6
8
3
1
2
7
2
8
1
4
3
3
8
6
1
2
9
6
9
2
8
5
9
2
1
5
8
✓ Completed!
00:00
⏸
3
7
1
2
8
9
4
7
2
3
1
3
4
1
4
9
2
8
7
6
8
3
1
4
8
1
2
7
3
3
8
6
9
2
1
6
1
9
2
8
5
2
9
5
8
1
2
3
4
5
6
7
8
9
✕
↩
Undo
✕
Erase
💡
Hint
💡 Did you know?