Sudoku is a phenomenon all over the world. The addictive logic game, originated in the U.K. and popularized in Japan, has spread across the globe. The puzzles are now syndicated daily in newspapers in Australia, Germany, Scandinavia, Italy and Spain, and the mania for Sudoku has just reached us. Sudoku may, like the crossword puzzle, stay a lifetime or it may just be the meteor-like craze of 2005, but one thing is clear: The Penguin Books of Sudoku are the most accessible introduction to the puzzle. The rules to the puzzle, as with all great puzzles, are deceptively simple and easy to understand. It's a puzzle of reasoning and logic--no math is involved--but that's not to say that Sudoku won't stretch your brain a bit. Depending on one's skill and experience, a Sudoku puzzle can be solved in anywhere from ten minutes to a half-hour. Compiler Michael Mepham provides not only the game's background, but also an easy tutorial that will turn the novice into a Sudoku expert within minutes. Sudoku is the one puzzle you won't be able to put down--it's fun, challenging, and absolutely addictive!

Want to keep your brain active and in trim? Challenge your mind with The Penguin Book of Puzzles . . . From the riddles of the ancients to puzzles that perplex the greatest minds of today, The Penguin Book of Puzzles is a glorious compendium of conundrums from throughout history. These challenges will require all the reader's wits to solve, but range from the easy to the brain-bending and are suitable for novice and veteran puzzlers alike. There is something here to suit every taste, including crosswords, mathematical challenges, word games and logic conundrums, but also some intriguing types of puzzles that have been unearthed from centuries gone by. Hours of fun await you in this timeless and entertaining miscellany of puzzlement. ____________ A Sumerian Riddle (circa 18th Century) There is a house. The blind enter it and then come out seeing. What is that house? ____________ A Charade I have wings, yet never fly - I have sails, yet never go - I cant keep still, if I try, Yet forever stand just so. ____________

From the inventor of Circular Sudoku come 120 puzzles that are easy, medium, and hard. Rules, strategies, and solutions are included.

Train your brain with these fiendishly difficult puzzles, the perfect companion for anyone wanting to keep their mind busy 'Fiendishly tricky' Daily Mail With their first bestselling book, The GCHQ Puzzle Book, the UK's intelligence and security experts tested us with puzzles, codes and real-life entrance tests from their archives. Now, they are back with a NEW collection of head-scratching, mind-boggling and brain-bending puzzles that will leave you pondering for hours. For those who often found themselves stumped with the first book, The GCHQ Puzzle Book 2 offers even more starter puzzles to get those brains warmed up. Puzzle aficionados needn't worry though, as there is also an 'Even Harder' section to test everyone to their limits . . . Not only that, but in celebration of GCHQ's centenary, the puzzles in this new book sit alongside stories, facts and photos from the organisation's first 100 years at the heart of the nation's security. From the Government Code & Cipher School, to Bletchley Park, through to protecting against cyberattacks, the security of our country is in the hands of GCHQ. With this book, you get exclusive snapshots into the organisation that keeps us all safe. Train your brain to compete with the smartest in the country with this stimulating book of puzzles. If you haven't yet tested yourself with the first instalment of The GCHQ Puzzle Book, check it out now! 'This is the perfect gift to fuel his ludicrous presumption that he could have definitely been a spy - even better if he's already dog-eared the first version' Huffington Post

The next must-have for every puzzle enthusiast: a collection of challenges that takes Sudoku to the next level, literally. Finally, the next big thing in puzzles has arrived-a three- dimensional number logic game based on the rules of Sudoku. Tredoku(tm) features one hundred unique, handdrawn puzzles with an endless variety of shape possibilities, breaking out from the three-by- three square of the game puzzlers are accustomed to. Challenging players on a whole new geometric level, Tredoku(tm) uses three- dimensional play to test readers' logic and visual perception. Millions of Sudoku fans can't be wrong-and this is the next craze they have been waiting for.

SUDOKU (SOO-DOH-KOO)-a 9x9 logic puzzle to superheat the very core of your brain and to challenge your numeracy, spacial awareness and problem-solving abilities. WARNING-the five levels of The Penguin Sudoku Challenge- Volume 2may leave you smugly grinning, scratching your head, sighing deeply, snapping your pencil - and maybe even throwing your book at the wall. But you also have permission to frame your most difficult completed 9x9s. GOOD LUCK!