PlaySudoku.us
Hard · Puzzle #304
8
7
4
8
3
6
5
2
7
8
6
7
3
6
9
4
4
8
8
2
3
2
9
7
3
8
1
Wayne Gould distributed his Sudoku software for free to newspapers — he made his money selling puzzle books.
Wayne Gould distributed his Sudoku software for free to newspapers — he made his money selling puzzle books.
The first Sudoku World Championship was held in Lucca, Italy, in 2006.
The first Sudoku World Championship was held in Lucca, Italy, in 2006.