Did You Know?

Sudoku has no math — you could replace the digits 1–9 with any 9 symbols and the puzzle works identically.

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

Sudoku has no math — you could replace the digits 1–9 with any 9 symbols and the puzzle works identically.

Did You Know?