200 Kakuro 17x17 + 18x18 + 19x19 + 20x20 and 200 Tridoku Very Hard Levels.: Very Challenging Sudoku Puzzles. Holmes Presents the Airbook Heavy Logic Puzzle. (Pluz 250 Sudoku and 250 Puzzles That You Can Download and Print).
(Kakuro and Tridoku Classic Sudoku, #5)
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200 Kakuro 17x17 + 18x18 + 19x19 + 20x20 and 200 Tridoku Very Hard Levels.: Very Challenging Sudoku Puzzles. Holmes Presents the Airbook Heavy Logic Puzzle. (Pluz 250 Sudoku and 250 Puzzles That You Can Download and Print).
(Kakuro and Tridoku Classic Sudoku, #5)
