Home
Screensavers
Sudoku
Daily Sudokus
|
Sudoku Solver
|
Techniques
Daily Sudoku for Monday, December 22, 2025 (
Nightmare
)
2
4
8
6
2
4
3
1
7
8
5
6
1
5
3
2
1
6
9
4
3
5
1
8
2
7
4
3
7
Get Help from the Sudoku Solver
Copyright©2026 Decabit Software
Last Updated: CST