Pro Tip

Keep a mental note of which digits are 'almost placed' — appearing 8 times on the board. One more elimination will solve them.

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

Solve an Expert puzzle in under 15 minutes. Study one new advanced technique before you begin.

Challenge Yourself