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