Authors: Peter De Schepper

  • Go!Games Mega Book of Sudoku 365 Brain Puzzlers — Peter De Schepper

    Go!Games Mega Book of Sudoku 365 Brain Puzzlers — Peter De Schepper

  • The Train Your Brain Workout 156 Puzzle Challenges for a Stronger Mind — Peter De Schepper

    The Train Your Brain Workout 156 Puzzle Challenges for a Stronger Mind — Peter De Schepper