Connecting these puzzle cells involves using your brain cells to the max! Masyu features a series of black and white circles arranged in a grid; the object is to join them in a single, unbroken loop with a line that passes through every circle. Of course, there s a twist: there are special rules about how the line may make 90-degree turns when it passes through a black or a white circle. It s like a maze with no walls, and there s only one solutiontry to find it! In addition to the 90 masyu, there are 45 sudoku, too."

In this monster book with more than 400 mind-bending puzzles, Mepham brings his famous Sudoku and Kakuro puzzles together with three puzzles that are now taking over Japan: Hitori, Masyu, and Nurikabe.

Finally, there's a compendium of all the wicked puzzles from Nikoli! For millions of fans worldwide, that's big news. Nikoli, publisher of Japan's very first puzzle magazine, and a sudoku superpower, offers up a selection of akari, fillomino, hashi, heyawake, hitori, LITS, masyu, number link, nurikabe, ripple effect, shikaku, slitherlink, yajilin, and the perennial favorite, sudoku. The rules to these puzzles may seem simple (how hard could a maze without walls be?), but finding the solution can be diabolically difficult. The dozens of teasers here guarantee hours of fun, and tax your brain cells to the max!

The Art of Puzzles is a collection of mental masterpieces from the world's most talented puzzle designers. With ten genres of logic puzzles and over 270 puzzles in total, this book has a great mix of challenges including shading puzzles (Tapa and Nurikabe), loop puzzles (Masyu and Slitherlink), number placement puzzles (Skyscrapers and TomTom), object placement puzzles (Star Battle and Battleships), and region division puzzles (Cave and Fillomino). Each section has a mix of very easy to fiendishly hard puzzles, with hints for every puzzle to help you to become a better logic puzzler.

- 500 Puzzles & 12 Puzzle Types: 48 Sudoku, 36 Fillomino, 48 Battleships, 32 Calcudoku, 48 Binary Puzzle, 36 Slitherlink, 48 Sudoku X, 40 Masyu, 48 Jigsaw Sudoku, 36 Minesweeper, 48 Suguru, and 32 Numbrix. - Answers to every puzzle are provided. - Each puzzle is guaranteed to have only one solution.

We are living in puzzling's golden age right now." --Will Shortz, New York Times A colossal assortment of the six most popular Japanese puzzles--Sudoku, Sodoku X, Kakuro, Masyu, Hitori, and Nurikabe--ranging in difficulty from gentle to diabolical. A collection of four hundred puzzles-six different types of mind-bending games-ranging in difficulty levels so that players of every level will be challenged. Features include a complete answer key along with short, illustrated tutorials for each game-which proves particularly useful for the less familiar challenges, including: * Hitori: The ultimate logic teaser. Begin with a complete Sudoku grid and the object is to "paint" out blocks so that no number appears twice in any row or column. * Masyu: A charming but sophisticated invention where you are required to "string" black-and-white "pearls" with a series of vertical and horizontal lines that form a continuous loop. * Nurikabe: Beginning with a grid of squares scattered with numbers seemingly placed at random, the idea is to paint the black squares to make walls, leaving patches of white behind.

It's only logical--boost your brainpower with 150 logic puzzles for adults. It's time to give your mental muscles a real workout! Stuffed full of clever and cunning challenges, this collection of logic puzzles for adults is perfect for puzzlers looking to prove (and improve) their skill. Featuring a variety of puzzle types--including Sudoku, Masyu, Logic Grids, and Nonograms--these easy-to-understand (but tough-to-solve) puzzles will help keep your mind sharp as you remain engaged and entertained for days to come. Brainpower on! This exciting book of logic puzzles for adults includes: 150 puzzles, 1 big collection--Find a plethora of logic puzzles for adults all packed into one portable package. True brain-busters--Stretch your abilities with puzzles that are designed to be tough--even for master puzzlers! Plenty of options--Banish boredom with several types of puzzles, including math-focused Calcudoku and innovative Cryptic Puzzles that require both code breaking and creative thinking. Test your mental acumen with this collection of truly challenging logic puzzles for adults.

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.

Improve Your Mental Focus, Boost Your Brain Powers and enjoy your time solving the Challenging logic puzzles. This Puzzle Book has 9 different types of logic puzzles (Total 380 Logic puzzles) that will kill the boredom by the many variations. 9 different types of Japanese logic puzzles that will make your brain sweat. Instructions and examples are given inside the book for each puzzle type, some you'll be familiar with and others will be new and enjoyable. 48 Sudoku Puzzles in 4 difficulty levels from easy to medium 48 Futoshiki Puzzles in 4 difficulty levels from easy to medium 48 Tridoku Puzzles in 4 difficulty levels from easy to medium 48 Killer Sudoku Puzzles in 4 difficulty levels from easy to medium 48 Slitherlink (9x9) Puzzles in 4 difficulty levels from easy to medium 48 Masyu (9x9) Puzzles in 4 difficulty levels from easy to medium 36 Hashi or bridges Puzzles (mixed grids) 40 Kakuro puzzles 16 Nonogram or Hanjie or picture cross Puzzles (easy to medium) Features: Size: 8 x 11.5 inch (large size) with softcover and paperback binding so easy store and use. Pages: 143 pages with 380 different puzzles. Plus the solutions of all the puzzles at the end. Logic Puzzles have been scientifically proven to improve mental focus, sharpen the memory as well as protecting the brain from neurodegenerative disorders. It is a unique gift for anyone who is in love with numbers and puzzles. Stretch your brain with this unique selection of challenging, fun puzzles, and games. Scroll up and order your copy.

Tend the zen garden of your mind with three different types of Japanese logic puzzles. This book features three different types of elegant, handcrafted Japanese logic puzzles from Nikoli: masyu, yajilin, and suraromu (also called "slalom")--90 puzzles in all. The choice of puzzle types was inspired by the image of raking a zen garden, as each involves drawing a long, winding path. Like sudoku, the puzzles have simple-to-understand rules, and solvers will be able to ease into the book with plenty of easy- and medium-difficulty puzzles.