Bøger af Frank Longo

The vast majority of sudoku puzzles that are labeled "hard," "expert," "challenger," are not really all that difficult. And in a surprising number of cases, they are downright easy. Part of the "Absolutely Nasty Sudoku" series, this book features basic and intermediate puzzles and techniques.

A collection of 105 easy to hard sudoku puzzles that will provide a perfect (and perfectly portable) break at any time of the day.

Only diehards need apply! These incredibly difficult sudoku are made to challenge even the most expert solver...and strain their brains to bursting. Each puzzle requires upper-level strategies that have been honed to perfection from regular practice. Designed by powerhouse sudoku creator Frank Longo, theyll have dedicated fans tearing their hair out-and loving every moment.This is a bind-up of books 2, 3, and 4 our four-part Absolutely Nasty sudoku series.

For diehards only! These incredibly difficult puzzles are handcrafted for the sudoku warrior who dares to go where other solvers fear to tread. So, if you're armed with the highest-level strategies, get ready for the most satisfying fight your life. It's the most challenging sudoku book we've ever published!

If you're going to be sitting in one place for a while, a tricky sudoku is just the thing to pass the time. (Make sure you've got a spare eraser under the sink.)

Sudoku designers the world over will weep and gnash their teeth at the revelations in this comprehensive guide to cracking the addictive puzzles--but solvers will find it absolutely invaluable as they seek to improve their skills. Even experts dont know all these tricks: hidden pairs, naked pairs, X-wings, jellyfish, squirmbag, bivalue and bilocation graphs, and chains, plus the exclusive Gordonian logic methods that turn the toughest puzzles into a breeze. There are hundreds of sudoku to practice on. A special addition is a reprint of the very first sudoku ever published!

Sudoku super-master Frank Longo and mental_floss, the magazine for trivia lovers, bring fans a collection of superb puzzles sure to stimulate the brain. Longos puzzles are always top-notch, and because these increase in difficulty as the book goes along, theyre perfect for helping solvers build their skills.

Easy sudoku are perfect for solving when you have a few minutes on your hands...wherever you may be. Just toss this pocket-size book into your bag or leave it in a convenient location, and you'll be ready for sudoku-solving enjoyment at any moment!

For confident players only!

With a separate sudoku book for every level, this work helps puzzle lovers play this popular game. Taking a page from karate - another Japanese art, each title is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each book includes 300 puzzles.

With a separate sudoku book for every level, this work helps puzzle lovers play this popular game. Taking a page from karate - another Japanese art, each title is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each book includes 300 puzzles.

You say you can't get enough sudoku? Challenge accepted! With more than 900 puzzles at all difficulty levels (gradually increasing from easy to medium to hard), this massive collection should be enough sudoku for anyone for a while, anyway.

Peaceful Mind Book of Sudoku is a collection of 100 classic Sudoku puzzles.

These 77 puzzles will introduce kids to the challenging and rewarding fun of sudoku.

Go way beyond difficult, with the hardest, most brain-busting sudoku you've ever seen!

Suitable for puzzle lovers, this title includes 300 puzzles.

The vast majority of sudoku puzzles that are labeled "hard," "expert," "challenger," are not really all that difficult. And in a surprising number of cases, they are downright easy. Part of the "Absolutely Nasty Sudoku" series, this book features basic and intermediate puzzles and techniques.

The vast majority of sudoku puzzles that are labeled "hard," "expert," "challenger," are not really all that difficult. And in a surprising number of cases, they are downright easy. Part of the "Absolutely Nasty Sudoku" series, this book features basic and intermediate puzzles and techniques.

The vast majority of sudoku puzzles that are labeled "hard," "expert," "challenger," are not really all that difficult. And in a surprising number of cases, they are downright easy. Part of the "Absolutely Nasty Sudoku" series , this book provides basic and intermediate puzzles and techniques.

This edition seeks to provide the reader with a coherent, concise introduction to the subject. An attempt is made to synthesize the explosion of information during the early 1990s about the different phases of fertilization.

Taking a page from karate - another Japanese art - each title in the series is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers.