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