PlaySudoku.us
Hard · Puzzle #503
1
6
2
7
4
8
6
1
6
8
5
5
6
1
7
2
9
7
2
8
9
4
3
6
1
1
"An investment in knowledge pays the best interest." — Benjamin Franklin
"An investment in knowledge pays the best interest." — Benjamin Franklin
"An investment in knowledge pays the best interest." — Benjamin Franklin
"An investment in knowledge pays the best interest." — Benjamin Franklin