Did You Know?

The word "Sudoku" comes from Japanese: "Su" (数) means number, "Doku" (独) means single.

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

Start with Naked Singles — cells where only one digit can possibly go. They're the easiest wins.

Pro Tip