Pro Tip

Hidden Triple: three digits each appearing in only three cells within a group — eliminate all other candidates from those three cells.

Pro Tip
✓ Completed! 👍
1
6
5
8
7
6
9
7
4
1
8
4
7
1
5
3
1
4
5
7
9
6
4
5
7
1
7
3
9
4
8
8
6
4
2
9
2
7
8
5
9
2
8
4
Challenge Yourself

Set a personal best time today. Write it down. Tomorrow, try to beat it by one second.

Challenge Yourself