PlaySudoku.us
Medium · Puzzle #454
5
8
4
7
1
9
3
4
9
2
3
6
7
1
5
9
2
8
7
3
1
4
4
1
7
5
8
3
9
3
4
9
9
6
7
2
3
"An investment in knowledge pays the best interest." — Benjamin Franklin
"An investment in knowledge pays the best interest." — Benjamin Franklin
"Equipped with his five senses, man explores the universe around him and calls the adventure Science." — Edwin Hubble
"Equipped with his five senses, man explores the universe around him and calls the adventure Science." — Edwin Hubble