Are you a sudoku expert? Are you sure? I dare you to take this extreme challenge! Not only is this book going to challenge your skills, logic and patience, but at only 4" x 6", it's smaller than most so it's perfect for puzzling on the go! And unlike most other sudoku puzzle books (that are software-generated without you in mind), this sudoku book, as well as all of our other puzzle books, has been created from scratch, giving you a much better all round experience. Here’s why: Expertly developed puzzles with accurate skill level - Beautifully designed to be pleasant on the eyes - Wide margins , so it’s easy to write in or tear pages out - 100 extreme sudoku puzzles with solutions to keep you entertained for days - Includes a free bonus sudoku puzzle book for you to download and print Get you copy now by clicking “Buy Now”! This sudoku puzzle book is only recommended for the best sudoku puzzlers. And if you're reading this much of the description, it looks like we have a challenger. In this pocket rocket of a book you'll get 100 extreme sudoku puzzles, and since you clearly like a challenge, we've thrown in 2 bonus hexadoku puzzles to test your skills! Whether you want to keep your brain active, train and improve your logical thinking and puzzle solving, or simply want to have some relaxing fun, you can’t go past this beautifully and cleverly designed book. It can sometimes be difficult to write close to the spine, especially on the pages that are opposite to the hand you are writing with. We have taken this into consideration and designed this book with wider inner margins, meaning the content is further away from the spine. This also allows you to easily cut or tear pages out if that makes it easier for you. Features: Extreme difficulty level - 2 puzzles per page - Ideal for any age – seniors, adults, teens and kids - The perfect gift for any sudoku lover, new or “old”! - Includes a free bonus sudoku puzzle book for you to download and print Two Kiwis Press will be adding new sudoku puzzle books regularly, so be sure to visit us regularly so you can continue to enjoy the most popular puzzle game in the world. About Two Kiwis Press We are a family business with a focus on fun, positivity and learning. We bring over 20 years of design, marketing and social work experience to the game, so you can rest assured that our publications are developed to the highest standard. Simply use the Two Kiwis Press link near the top of this page to shop for our books. We are regularly introducing new: Puzzle / Sudoku Books - Adult Coloring Books - Kids Coloring Books - Kids Activity Books / Kids Educational Workbooks - Weekly Planners - Daily Planners - Journals - Notebooks - And more... Build your Two Kiwis Press collection today.