Challenge Yourself

Try solving a Hard puzzle using only pencil marks — no digit entries until every candidate is mapped out.

Challenge Yourself
✓ Completed! 👍
4
6
7
8
9
8
2
3
8
1
7
5
1
9
6
3
7
5
2
6
4
5
9
2
8
Champion's Mindset

"Impossible is not a fact. It's an opinion. Impossible is not a declaration. It's a dare." — Muhammad Ali

Champion's Mindset