Pro Tip

If you're stuck, look for Pointing Pairs: two candidates in a box that share a row or column.

Pro Tip
✓ Completed! 👍
3
5
4
8
6
7
3
7
1
6
2
6
7
1
4
9
6
9
2
8
2
3
5
6
Did You Know?

The 4×4 mini-Sudoku (with digits 1–4) is used in elementary schools worldwide as an introduction to logic puzzles.

Did You Know?