Here is the link: https://www.atksolutions.com/games/sudoku.html
In addition to Classic Sudoku, this game also has 9 additional designed variations and is works around the concept of constraints.
Several of the other variations are:
- Sudoku X - Sudoku plus 2 extra constraints making an X
- Extra Box Sudoku - Sudoku plus 4 extra boxes as constraints
- Jigsaw Sudoku - irregular shapes making up the constraints
- Mini Quad Sudoku - 4 mini interlocking Sudoku puzzles
... and a LOT more!
There are 3 levels: Easy, Medium and Hard. The HARD level can be very challenging!
** Every puzzle has only one unique solution that can be solved through logic. **
Here are some screens:




It also works on mobile devices like iPad and Tablets
Have Fun!
Cheers!
