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