Free Preview of 200 Kakuro and 200 Killer Sudoku puzzles. Hard levels.: Kakuro 9x9 + 12x12 + 15x15 + 17x17 and Sumdoku 8x8 + 9x9 Hard Sudoku puzzles. (plus 250 sudoku and 250 puzzles that can be printed).
200 Kakuro and 200 Killer Sudoku puzzles. Hard levels.: Kakuro 9x9 + 12x12 + 15x15 + 17x17 and Sumdoku 8x8 + 9x9 Hard Sudoku puzzles. (plus 250 sudoku and 250 puzzles that can be printed).