Stimulate your brain with this Experienced Puzzler Hard 16 x 16 Sudoku Puzzle Book. Become a Sudoku Pro by solving all 55 puzzles in this book. Be careful - Sudoku Books can be addictive. With 55 puzzles included in this book, you will be stimulating your brain for a long time helping to keep you mentally sharp and smart! Great pocket size 6" x 9" means it's the perfect size for carrying in your purse, pocket, or backpack. Work your brain anytime, anywhere! Quick Creative's Version of Extreme Sudoku Puzzle Book 55 HARD 16 x 16 Puzzles includes: 55 Hard Sudoku 16 x 16 puzzles Answer Pages Hours of Fun Solution Pages Larger Print One Puzzle Per Page Search the author name above for more extreme Sudoku Versions from Easy to Extra Hard and 9x9 or 16x16

Challenge your brain, have a fun time, and fight the boredom with the mega Diagonal Sudoku challenging puzzles. This Sudoku activity book includes 120 puzzles of 16x16 Sudoku X from Hard to Extreme with instructions, examples, and solutions. Plus Bonus Puzzles of a different type of Sudoku at the end of the book. What is 16 x16 Diagonal Sudoku X puzzle? 16 x16 Diagonal Sudoku X has 16x16 squares. Each row, column, Diagonal cells, and block (surrounded by bold lines) should contain all numbers from 1 to 16 No number is repeated in any row or column or block or in a diagonal line. Why will you love this book? Scientific research has shown that solving logic puzzles as Sudoku keeps your mind sharp, improves memory, and enhances problem-solving skills. 16x16 Diagonal Sudoku X book has four challenging levels, from Hard to extremely hard. One Puzzle per page in a large font makes it easy to read and will not strain the eyes. Wide margins for your calculations and work to solve the puzzles. Plus the solutions to all the puzzles included at the end of the book. BONUS Puzzles: 6 Diagonal Samurai Sudoku Puzzles. Features: Size: 8.5x11 inches (large size) with softcover and paperback binding. Pages: 155 pages with 120+ different puzzles and the solutions of all the puzzles at the end. Imagine the fun and challenging hours you'll spend solving these challenging puzzles! Scroll up and order your copy.

Stimulate your brain with this Experienced Puzzler Hard 16 x 16 Sudoku Puzzle Book. Become a Sudoku Pro by solving all 55 puzzles in this book. Be careful - Sudoku Books can be addictive. With 55 puzzles included in this book, you will be stimulating your brain for a long time helping to keep you mentally sharp and smart! Great pocket size 6" x 9" means it's the perfect size for carrying in your purse, pocket, or backpack. Work your brain anytime, anywhere! Quick Creative's Version of Extreme Sudoku Puzzle Book 55 HARD 16 x 16 Puzzles includes: 55 Hard Sudoku 16 x 16 puzzles Answer Pages Hours of Fun Solution Pages Larger Print One Puzzle Per Page Search the author name above for more extreme Sudoku Versions from Easy to Extra Hard and 9x9 or 16x16

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.

From krazydad, constructor of the wildly popular and addictive puzzles published in The New York Times as Two Not Touch, here are 360 of your favorite Star Battle puzzles. These puzzles will provide a healthy diversion for you in these challenging times, and help you make it to the other side with your sanity intact! Includes an instructive and pithy tutorial.

Do you know and love Sudoku, the number-placing logic puzzle? Can you breeze through easy puzzles in a matter of minutes, and zip through the harder puzzles, as well? Are you looking for harder and more complex puzzles to keep your attention and take your skill to the next level? Then Extreme Sudoku is the book for you. Inside, international Sudoku expert Carol Vorderman presents 175 tricky puzzles in the classic Sudoku style, and also introduces some fun and challenging new varieties such as Squiffy Sudoku, Sudoku 16, and Killer Sudoku. Each new Sudoku game is even more involved and exciting than the last, but never fear! With Carol's easy-to-understand instructions and step-by-step explanations of each new puzzle format, you'll always succeed, even with the toughest Sudoku puzzles. Includes more than 300 puzzles.

Sudoku 16 x 16 100 large Sudoku puzzles Place digits from 1 to 16 in each empty cell. Every column, every row and every 4 x 4 box should contain one of each digit.