PlaySudoku.us
Expert · Puzzle #773
3
9
1
8
5
4
2
1
4
3
6
4
8
5
3
9
4
6
5
3
1
3
6
9
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.
For hard puzzles, do a full pencil-mark pass before making any moves. Incomplete marks are worse than no marks.
For hard puzzles, do a full pencil-mark pass before making any moves. Incomplete marks are worse than no marks.