Authors: Alexander Rodriguez

  • Puzzles for Brain – Outside Sudoku 200 Medium Puzzles Vol. 12 — Alexander Rodriguez

    Puzzles for Brain – Outside Sudoku 200 Medium Puzzles Vol. 12 — Alexander Rodriguez

  • Puzzles for Brain – Mega Killer Sudoku 200 Medium Puzzles 12×12 Vol. 6 — Alexander Rodriguez

    Puzzles for Brain – Mega Killer Sudoku 200 Medium Puzzles 12×12 Vol. 6 — Alexander Rodriguez

  • Puzzles for Brain – Hitori 200 Puzzles 16×16 Vol. 9 — Alexander Rodriguez

    Puzzles for Brain – Hitori 200 Puzzles 16×16 Vol. 9 — Alexander Rodriguez

  • Mega Sudoku Puzzles – Expert 200 Vol. 4 — Alexander Rodriguez

    Mega Sudoku Puzzles – Expert 200 Vol. 4 — Alexander Rodriguez

  • Kropki Sudoku Puzzles – 200 Vol. 2 — Alexander Rodriguez

    Kropki Sudoku Puzzles – 200 Vol. 2 — Alexander Rodriguez

  • Hashi Logical Puzzles 12×12 – 200 Vol. 4 — Alexander Rodriguez

    Hashi Logical Puzzles 12×12 – 200 Vol. 4 — Alexander Rodriguez