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