PlaySudoku.us
Easy · Puzzle #215
4
3
1
5
8
2
7
9
1
7
9
5
6
4
5
7
6
4
1
4
6
7
3
9
2
8
9
2
3
7
3
6
2
5
1
2
6
9
8
5
9
1
4
6
7
2
5
8
1
"In science there is only physics; all the rest is stamp collecting." — Ernest Rutherford
"In science there is only physics; all the rest is stamp collecting." — Ernest Rutherford
"Mathematics is the door and key to the sciences." — Roger Bacon
"Mathematics is the door and key to the sciences." — Roger Bacon