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
4
9
3
1
7
8
9
7
8
1
2
2
6
7
9
2
5
8
7
5
9
1
8
4
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?