Extreme Sudoku Puzzle Book If you are an expert at Sudoku but want an extra challenge then you will love our Extreme Sudoku Puzzles. Featuring 156 Puzzles of 3 difficulties: Hard, Very Hard and Extreme This Extreme Sudoku Puzzle Book is a fun way for teens or adults to sharpen their minds and test their logic. Book Features: Loads of Puzzles 48 Hard, 54 Very Hard and 54 Extreme Large print - 2 Puzzles per page - Plenty of Space Suitable for all Levels Beginner to Expert Perfectly Sized - 7" x 10" Premium Matte Color cover design Puzzle King Publishing: Puzzle Books for Everyone!

From Nikoli, the Japanese puzzle company that created the sudoku craze, comesa title that starts at hard and goes to a level of difficulty not seen in anyprevious books.

This is the book that contains Sudoku medium puzzles in very large print. The perfect gift for any Granma and Grandad. All of the puzzles inside the book are 9x9 in medium difficulty.This Sudoku puzzles specifically designed for Seniors. Sudoku rules are very easy. Each number 1,2,3,4,5,6.7,8 and 9 must appear only once in each row, column, and region. Complete this puzzle so that every row across, every column down and every region contains the numbers 1 to 9. Each row and each column have only one and exactly one of each of the numbers 1,2,3,4,5,6,7,8,9 Sudoku puzzles are a proven method for enhancing logic skills. As a logic puzzle, Sudoku is also a great brain game. If you play Sudoku everyday, you'll soon begin to see improvements within your concentration and overall brain power. You could reduce your probabilities of Dementia or Alzheimer's simply by solving Sudoku puzzles. By using this selection of sudoku puzzle books you would experience enhanced brain capabilities for example focus, logical thinking and memory. 100 classic sudoku medium puzzles in very large print Sudoku puzzles grid size in the book are 9x9 that are played with nine number 1,2,3,4,5,6,7,8,9 Large print sudoku puzzles. Sudoku grids are large, very easy to read, and fill out. Large and Easy To Read Font Every single puzzle is spread out on one full page, solving could be easy on your eyes An answer key for those sudoku puzzle Puzzles are printed on high quality white paper, size 8,5 x 11 inches A simple instructions for beginners Choose your book today by clicking on the BUY NOW button at the top of this page.

Expert Sudoku is an all-new collection of handcrafted puzzles for the expert puzzle-solver. This is the book that challenges skilled solvers and Sudoku-lovers at the top level—every one of the 320 puzzles is rated "difficult." Good luck!

Brain Games Extreme Sudoku presents a set of puzzles intended for all the seasoned pros out there. More than 160 sudoku puzzles. All puzzles are exclusively from our most difficult skill level. Spiral binding makes this book easy to carry, solve, and check your answers. 192 pages

200 Sudoku Hard to Extreme Enjoy the century's most addictive puzzle game, This 200 Sudoku puzzles book contains with 2 difficulty there are 100 hard and 100 Extreme, you will fun all day and night keep your brain fit and young forever, Good luck with the game! In this Sudoku Hard to Extreme Puzzle book you will find: 200 puzzles (100 hard, 100 Extreme). 4 puzzles per page. Our skill levels are accurate (we worked hard at this)! Paperback matte cover. Large print on quality white paper easy to read. Hours of fun or makes a great gift!. Bigger print than in most newspapers and magazines (and with better paper). Wide inner margins make it easy to tear out the puzzles for convenience. In this Sudoku Puzzle Books For Adults series, books are also available in the difficulty levels: Easy, Hard and Extreme.

This activity book for adults was created and elaborated by an engineer, but with a great passion for sudoku. It is designed for all Sudoku lovers and enthusiasts, but due to its high level of complexity it is specifically geared for expert or very advanced players. It has 80 challenges that will test your logic, reasoning and patience like never before. We invite you to this challenge to test your problem-solving talent with these 80 puzzles designed by a Sudoku expert for only a small group of enthusiasts with a high IQ. Only 16 x 16 square grid puzzles are included in this Super Sudoku that we estimate will challenge even the most experienced Sudoku players. Each puzzle includes an area for annotations and calculations, a time table is also included so you can record the start and end of each challenge and keep track of the time taken to solve each sudoku to compare the speed and skill of solving the challenge with other players or experts. All solutions appear at the end of the book. 1. Contains 80 super puzzles designed by a Sudoku expert, with 16 x 16 grids, that will keep you busy for a few hours. 2. This Activity Book is recommended for expert players only, there are no warm-up puzzles, it goes straight to games with levels of complexity, difficult, very difficult or extreme. If you require to warm up before with 9 x 9 grids or low to intermediate difficulty levels, this activity book is definitely not for you. 3. Each page features a time-keeping chart, allowing you to track your progress and compete against yourself or your friends to see who can solve the puzzles the fastest. 4. Sudoku is proven to stimulate the brain by improving critical thinking, problem solving skills and memory retention. 5. This book provides countless hours of mental stimulation. Whether for commuting to work or just relaxing at home, it is the perfect way to keep the mind awake and entertained anytime, anywhere. 6. Solutions to all of the puzzles are included at the end of the book. 7. 192 pages. Size: 8 1/2 x 11 inches. 8. Puzzles printed in Large Format (One Sudoku game per page) for easy viewing. 9. Beautiful cover crafted with the help of Artificial Intelligence. 10. Age Range recommended: + 14 years to 100. Say goodbye to the ghost of Alzheimer's, say goodbye to boredom and hello to a satisfying mental escape from everyday anxieties. Grab your pencil and eraser, calculator (if you want), sharpen your mind and get ready to use the dendrites of each and every neuron in your brain to conquer each of the 80 challenges in this Super Sudoku.