BackgroundIf you like Sudoku, you will love 2DOKU!
2DOKU takes Sudoku to a new level by adding elementary arithmetic to challenge your brain.
Advanced 2DOKU includes over 100 puzzles:
- 50 7x7 puzzles
- 50 8x8 puzzles
- 10 9x9 puzzles and more on the way!
As always, 2DOKU puzzles have one and only one solution.