Introduces a fresh variant of sudoku that features irregular regions of nine neighboring cells; they're called jigsaw elements because they all fit together to create one 9X9 grid.

Sudoku is the new number puzzle craze sweeping the nation, and Sudoku X is the only puzzle collection to add diagonal play to the Sudoku formula.

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 time to finish...or require many hours. This entertaining collection showcases a wide range of possibilities, offering solvers who have become accustomed to the standard rules and grids an exciting new challenge. Select from Mega Sudokus that provide a real workout; Diagonals or Odd and Even versions with extra constraints; Sum Sudokus that merge with kakuro; and Multisudoku with overlapping puzzles. There's something for every level--12 x 12 puzzles, ones with irregularly shaped areas, even Mini Sudoku--and lots of fun for everyone.

Keep your mind young and your memory sharp with 480 Jigsaw Sudoku Variety Puzzles Book. Scientific research has shown that solving logic puzzles as Sudoku keeps your memory sharper and your mind younger. There are 6 different types of puzzles in this book, Centre-dot Jigsaw Sudoku, Even-odd Jigsaw Sudoku, Asterisk jigsaw Sudoku, Greater than Jigsaw Sudoku, XV jigsaw Sudoku and Samurai jigsaw Sudoku. The book has a total of 480 easy to hard puzzles with solutions. Jigsaw Sudoku is variation of classic sudoku where the 3x3 blocks are no longer square, instead it's irregular region of 9 cells, and all numbers from 1 to 9 must be fit inside with no repetition in any row or column or region. As twisted as it sounds, these puzzles are challenging and addictive. The Centre-Dot Jigsaw Sudoku puzzle has an extra block consists of the centre cells of the nine regions. The centre dots or cells are shaded and all sudoku rules apply i.e. no repletion in any row or column or block. Even odd is a variation where clues are given in the form of circles and squares. The cells that have circles need to be filled in with an odd number. While the cells that have squares needed to be filled in with even number. Of course, all sudoku rules must be followed i.e. no repletion in any row or column or block. The Asterisk Jigsaw Sudoku puzzle has an extra block formed from nine scatted cells (if connected they will form an Asterisk). The 9 Asterisk cells must be filled with the numbers 1 to 9 with no repetition. The cells are shaded and all sudoku rules apply i.e. no repletion in any row or column or block. Greater than Jigsaw Sudoku is a very challenging and twisted Sudoku where the signs > (greater than) and XV Jigsaw Sudoku is an easy but fun sudoku variation where the neighbour cells that add up to 5 have Roman five (v) in between. And the neighbour cells that add up to 10 have Roman ten (X) in between. This variation is a fun and relaxing stretch for your brain. Samurai Jigsaw Sudoku has five overlapping 9x9 grid. Each row, column, and irregular block (surrounded by bold lines) contain all numbers from 1 to 9 (no number is repeated in any row or column or block). The key to solve the Samurai Sudoku is to use the clues from one grid to solve another. Features Size: 8 x 11.5 inch (large size) with softcover and paperback binding. Pages: 132 pages with full-page 480 different puzzles. (6 puzzles per page so it's compact for easy carrying and holding). Plus, the Answers of all the puzzles at the end. Stretch your brain with this unique selection of fun and challenging twisted Jigsaw Sudoku Variety. Scroll up and order your copy.

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.

When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Jigsaw Sudoku is Sudoku with a twist. Instead of square shaped regions, the regions are irregularly shaped. This makes solving a Jigsaw Sudoku puzzle that little bit more difficult than Sudoku. This book is ideal if you are a Jigsaw Sudoku expert. In this book, you find the most extreme Jigsaw Sudoku puzzle ever. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Jigsaw Sudoku 9x9 Deluxe - Extreme is a collection of 468 puzzle: 408 extreme Jigsaw Sudoku 9x9 puzzle 60 extra logic puzzle I guarantee that every logic puzzle in this Jigsaw Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Jigsaw Sudoku is also known as Geometry Sudoku, Irregular Sudoku, Squiggly Sudoku, Kikagaku Nanpure.

When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Jigsaw Sudoku is Sudoku with a twist. Instead of square shaped regions, the regions are irregularly shaped. This makes solving a Jigsaw Sudoku puzzle that little bit more difficult than Sudoku. This book is ideal if you love to solve difficult Jigsaw Sudoku puzzle. You do not need to wade through tons of easy Jigsaw Sudoku puzzle before getting to the real brain teasers. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Jigsaw Sudoku 9x9 Deluxe - Hard is a collection of 468 puzzle: 408 hard Jigsaw Sudoku 9x9 puzzle 60 extra logic puzzle I guarantee that every logic puzzle in this Jigsaw Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Jigsaw Sudoku is also known as Geometry Sudoku, Irregular Sudoku, Squiggly Sudoku, Kikagaku Nanpure.

Stretch your brain and keep your mind young with the challenging, the ultimate boredom killer, the Super Samurai Sudoku puzzles in this book. 1300+ Sudoku Puzzles combined in 100+ Super Samurai Sudoku Puzzles with Solutions of all the puzzles. Why you'll love this Samurai Sudoku Puzzles in this book? More than 100 Super Samurai puzzles (or 10300+ overlapping Sudoku puzzles) of Moderate difficulty, with the solution. Bonus Puzzles inside the book: Six Clueless Sudoku Puzzles inside the book. Super-Samurai Sudoku Puzzles are not for the faint-hearted or those who do not dare to face the challenges. Features: Size: 8 x 11.5 inch (large size) with softcover and paperback binding. Pages: 168 pages with full-page 100+ of 13 Grid Sudoku puzzles. Plus the solutions of all the puzzles at the end. One Puzzle Per Page; this book is great for seniors because of the fairly large font of the puzzle so it is easy to read. For easier readability, the font and the size of the puzzle are as big as possible. Scientific research has shown that solving logic puzzles as Sudoku keeps your mind younger and your memory sharper. Stretch your brain with this unique selection of fun Sudoku Variation. Scroll up and order your copy.

If you like solving Sudoku puzzles you are going to love the Variety Sudoku Puzzle Book Series. Keep the brain active and improve your Sudoku solving skills. Featuring Standard Sudoku, Sudoku-X, Jigsaw Sudoku and Killer Sudoku, the Variety Sudoku Puzzle Book is the ideal companion for both Sudoku beginners and fanatics alike. Please Note: This is part of the Medium difficulty series and may require some advanced solving techniques. * Extra-large 8.5 x 11 Inch Book Size * 100+ Standard Sudoku Puzzles* 100+ Sudoku-X Puzzles* 100+ Jigsaw Sudoku Puzzles* 100+ Killer Sudoku Puzzles* 6 Puzzles per Page* Solutions to all Puzzles Included* Introduction to Each Puzzle Type* Bonus Puzzles Included* Ideal for Intermediate Solvers

When you buy this book you get an electronic version (PDF file) of the interior of this book. You can play the puzzles in this book on your mobile phone! Jigsaw Sudoku is Sudoku with a twist. Instead of square shaped regions, the regions are irregularly shaped. This makes solving a Jigsaw Sudoku puzzle that little bit more difficult than Sudoku. This book is ideal if you are a Jigsaw Sudoku expert. In this book, you find the most extreme Jigsaw Sudoku puzzle ever. Once you pick up this book, you won't be able to put it back down. You have been warned! Only 1 large print puzzle per page, with lots of white space for scribbling. Jigsaw Sudoku 10x10 Deluxe - Extreme is a collection of 468 puzzle: 408 extreme Jigsaw Sudoku 10x10 puzzle 60 extra logic puzzle I guarantee that every logic puzzle in this Jigsaw Sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 solution. None of the puzzle in this book will appear in any of the other English PuzzleBooks.net books. Jigsaw Sudoku is also known as Geometry Sudoku, Irregular Sudoku, Squiggly Sudoku, Kikagaku Nanpure.