Challenge Yourself

Before using pencil marks, see how far you can get with pure logic and mental candidate tracking.

Challenge Yourself
✓ Completed! 👍
1
3
6
7
5
5
4
6
1
3
9
6
3
5
1
5
2
9
6
6
1
4
9
3
3
4
6
8
7
5
4
7
6
8
9
2
9
6
4
5
3
9
5
6
7
1
Scientific Mind

"All our science, measured against reality, is primitive and childlike — and yet it is the most precious thing we have." — Albert Einstein

Scientific Mind