Free Preview of 400 Jigsaw Samurai and Sukrokuro. Hard Levels.: Gattai-5 Sudoku and Sukrokuro 11x11+12x12 Puzzles. Holmes Presents a Collection of Complex Classic Sudoku for Best Charging of the Mind. (Plus 500 Puzzles That Can Be Printed).
400 Jigsaw Samurai and Sukrokuro. Hard Levels.: Gattai-5 Sudoku and Sukrokuro 11x11+12x12 Puzzles. Holmes Presents a Collection of Complex Classic Sudoku for Best Charging of the Mind. (Plus 500 Puzzles That Can Be Printed).