PlaySudoku.us
Evil · Puzzle #197
7
6
2
2
9
4
5
3
7
4
6
9
1
4
9
8
5
7
5
8
8
7
4
6
In Japan, Sudoku is most popular among office workers and is often solved during commutes on trains.
In Japan, Sudoku is most popular among office workers and is often solved during commutes on trains.
In 2005, Sudoku mania was so intense in the UK that it was credited with boosting pencil sales nationwide.
In 2005, Sudoku mania was so intense in the UK that it was credited with boosting pencil sales nationwide.