PlaySudoku.us
Hard · Puzzle #246
9
3
1
6
7
4
8
5
6
9
3
4
3
2
3
4
5
6
9
8
1
6
9
3
2
4
7
4
8
"The noblest pleasure is the joy of understanding." — Leonardo da Vinci
"The noblest pleasure is the joy of understanding." — Leonardo da Vinci
The 4×4 mini-Sudoku is called 'Shidoku' and can be solved without any pencil marks — it's a common puzzle for children.
The 4×4 mini-Sudoku is called 'Shidoku' and can be solved without any pencil marks — it's a common puzzle for children.