Pro Tip

Never guess. Every Sudoku on this site has a logical solution. If you feel stuck, try a different technique.

Pro Tip
✓ Completed! 👍
1
3
9
4
1
5
5
8
6
2
8
1
6
3
7
9
9
4
8
7
3
2
5
7
9
4
3
4
1
7
9
7
8
6
2
Scientific Mind

"The most beautiful thing we can experience is the mysterious. It is the source of all true art and science." — Albert Einstein

Scientific Mind