PlaySudoku.us
Easy · Puzzle #612
6
1
2
8
5
4
3
9
5
9
7
6
1
3
7
4
9
5
6
9
6
1
6
1
4
2
5
9
4
7
8
3
6
2
5
6
7
8
6
5
7
9
3
1
1
2
6
9
"Mathematics is the door and key to the sciences." — Roger Bacon
"Mathematics is the door and key to the sciences." — Roger Bacon
Retired architect Howard Garns, who invented the modern Sudoku, never knew it became a global phenomenon — he died in 1989.
Retired architect Howard Garns, who invented the modern Sudoku, never knew it became a global phenomenon — he died in 1989.