Dr. SudokuDr. Sudoku Prescribes: Digit BattleshipsDr. Sudoku Prescribes: NurikabeDr. Sudoku Prescribes: Konkat-kuroDr. Sudoku Prescribes: A Mystery PuzzleDr. Sudoku Prescribes: A 20x11 Countdown FillominoDr. Sudoku Prescribes: A 12/24 Calcu-dokuDr. Sudoku Prescribes: A Booster ShotDr. Sudoku Prescribes: A Shot of ShikakuDr. Sudoku Prescribes: Star BattleDr. Sudoku Prescribes: Tetris SudokuDr. Sudoku Prescribes: Numberlink Puzzles