This Samurai Jigsaw Sudoku book is packed with the following features: - 500 easy to hard Jigsaw Sudoku puzzles overlapping into 100 Samurai style - Answers to every puzzle are provided. - Each puzzle is guaranteed to have only one solution. - One puzzle per page (8.5 x 11 inches) and large print font for prevention of eye-strain Includes free bonus puzzles you can download book (Tons of Sudoku Puzzles for Adults & Seniors) Includes free bonus puzzles you can download book (Word Search With Hidden Message: 102 Puzzles for Adults and Seniors)