Positive style. Suitable for adults. 6 puzzles per page. 500 sudoku killer puzzles easy levels. 502 sudoku killer puzzles medium levels. Thick paper. Glossy cov

Everyone knows sudoku is enjoyable--but these addictive puzzles come in endless variations too! They range from simple to very difficult, and can take almost no

Have you worn out all of your pencils mastering ever-changing Sudoku puzzles? Have you stepped up your game to the next level and now seek something a little mo

Amusing fitness, warm-up, training and positive energy for the brain. 60 sudoku killer puzzles 8x8 very hard levels. 60 sudoku killer puzzles 9x9 very hard leve

This Logic Puzzles book is packed with the following features: - 500 Suguru (12x12) Puzzles from Easy to Hard. - Answers to every puzzle are provided. - Each pu