World's Hardest Puzzles
World's Hardest Puzzles

Author: Charles Townsend

Publisher: Orient Paperbacks

Published: 2006-11-30

Total Pages: 132

ISBN-13: 9788122201659

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Match your mind with the world's greatest brains! If you can match minds with the greatest brains, then you have a chance of solving these puzzles. Try this one right now: A word I know, six letters it contains, subtract just one and twelve, you'll find, remains. If you can prove that six minus one equals twelve, you win the prize for smart thinking! If you miss it, or any others in this book, all the answers are at the back. Great cartoons and illustrations will help and entertain you, while your brain gets to work on these topnotch, trick challenges. More than 90 of the world's hardest puzzles start with super-hard puzzles and move up to out of this world hard. You'll love each and everyone!

World's Toughest Puzzles
World's Toughest Puzzles

Author: Charles Barry Townsend

Publisher: Sterling Publishing (NY)

Published: 1990

Total Pages: 102

ISBN-13: 9780806969626

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Different types of puzzles-verbal, geometric, matchstick-are included in this collection.

The World's Biggest Puzzle Book
The World's Biggest Puzzle Book

Author: Charles Barry Townsend

Publisher: Sterling Publishing Company, Inc.

Published: 2002

Total Pages: 708

ISBN-13: 9781402702464

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Presents a collection of riddles, logic puzzles, anagrams, word puzzles, and other types of brain-teazers.

The Hardest Hidden Pictures Book Ever
The Hardest Hidden Pictures Book Ever

Author: Highlights

Publisher: Highlights Press

Published: 2021-03-09

Total Pages: 148

ISBN-13: 1644723344

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Packed with dozens of the most difficult Hidden Pictures puzzles Highlights has ever created, this book is perfect for advanced puzzlers ages 8-12 looking for a next-level challenge! This jam-packed collection includes over 80 advanced Hidden Pictures puzzles, including photo puzzles, puzzles without clues, puzzles with scrambled clues and more. A great gift for anyone who loves a puzzle challenge, this engaging activity book is filled with more than 1,500 total objects to find. Kids (and grown-ups, too) will need to keep their eyes peeled searching through hilarious scenes like sloths playing ping pong, dogs enjoying a fiesta, and a fishy carnival. There are both full-color and classic black-and-white scenes to solve. Over 125 pages of puzzles adds up to hours of screen-free fun, great for keeping kids engaged during road trips or rainy afternoons at home. Plus, this book is crafted by puzzle experts to include learning benefits parents can count on. Searching for hidden objects is a great way for kids to develop important school skills like vocabulary, concentration and visual perception. Every puzzle solved will boost kids’ confidence and encourage them to take on new challenges.

Ai Escargot
Ai Escargot

Author: Arto Inkala

Publisher:

Published: 2007-06-01

Total Pages: 108

ISBN-13: 9781847534514

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This book contains AI Escargot, the world famous sudoku puzzle which became the most difficult sudoku puzzle known in 2006. There are also several hints for solving AI Escargot in the shortest and most logical way. In addition, the book has 166 other sudoku puzzles in 11 categories. This makes it very convenient to find out your own level and to learn more! The author, Arto Inkala, is a puzzle creator and a doctor of science in the field of applied mathematics.

World's Hardest Sudoku Book
World's Hardest Sudoku Book

Author: Guy Rinzema

Publisher: Independently Published

Published: 2022-12-17

Total Pages: 0

ISBN-13:

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If you're an experienced sudoku puzzle solver looking for a real challenge, then the World's Hardest Sudoku Book: 200 of the World's Toughest Sudoku Puzzles (Volume 2) is the book for you. This book features an additional 200 extremely hard sudoku puzzles that will test your skills and mental agility. These are not your average sudoku puzzles - they are designed to be a true test of your puzzle-solving abilities. Whether you're a seasoned sudoku samurai or just starting out on your puzzle-solving journey, this book is sure to provide you with hours of challenging, satisfying, and ultimately rewarding gameplay. With 200 hard sudoku puzzles to solve, this book will keep you entertained and engaged for hours on end. Are you up to the challenge?

The Mensa Puzzle Book
The Mensa Puzzle Book

Author: Mensa Ltd

Publisher:

Published: 2018-10-04

Total Pages: 0

ISBN-13: 9781787391857

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More than 400 puzzles of many different varieties are included in a series of tests designed to stretch the solving skills of even the most ardent of puzzlers.

Only the Hardest Puzzles
Only the Hardest Puzzles

Author: Willa Chen

Publisher: Rockridge Press

Published: 2020-04-28

Total Pages: 0

ISBN-13: 9781646113316

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135 Hair-pulling puzzles to boost your brainpower—they’ll blow your mind! Complex crosswords, cryptic cryptograms, unsolvable Sudoku—they’re all here to confound and delight you! Unlike other puzzle books for adults, Only the Hardest Puzzles presents the broadest selection of absolute brain busters that makes solving super challenging and super entertaining—even for seasoned puzzle fanatics. Featuring dozens of epic head-scratchers, Only the Hardest Puzzles goes above and beyond other puzzle books for adults by giving you the most amazing assortment of games to master. You’ll also boost your memory and mood while having tons of fun. This standout among puzzle books for adults features: Level up—Put your problem-solving skills to the ultimate test with three epic levels of difficulty, including warm-up, tough, and hard-core challenges. Excellent variety—This top choice in puzzle books for adults delivers a wide range of baffling games, including cryptograms, kakuros, word searches, and more. Easy to read, hard to solve—Clear, well-designed pages keep this brain-bending book fun and engaging for hours. Only the Hardest Puzzles isn’t like other puzzle books for adults; it’s a real challenge!

The Scotland Yard Puzzle Book
The Scotland Yard Puzzle Book

Author: Sinclair McKay

Publisher: Black Dog & Leventhal

Published: 2020-05-05

Total Pages: 278

ISBN-13: 0762498250

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Pit your wits against the brilliant minds of Scotland Yard and see if you have what it takes to solve dozens of the world's toughest crimes. "Scotland Yard" conjures up so much more than just London's Metropolitan Police. Since it opened its doors in 1829, Scotland Yard has been synonymous the world over with the highest level of detective work and famous for its ability to solve the most macabre of murders and catch the most audacious of thieves. The Scotland Yard Puzzle Book mines the history of this famous institution to recreate some of the most complex conundrums its detectives have ever faced. Armchair detectives can now try their hand and keen powers of observation and deduction to solve for themselves dozens of the most difficult and challenging cases. Activities include: Anagrams and cryptograms Logic, linguistic, and mathematical puzzles Map puzzles Coded and visual puzzles Brainteasers Hidden messages And more (answers are provided in the back of the book)!

Challenging Logic Puzzles
Challenging Logic Puzzles

Author: Barry R. Clarke

Publisher: Sterling Publishing Company, Inc.

Published: 2003

Total Pages: 100

ISBN-13: 9781402705410

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How well do you think logically? Find out with these puzzles. But don't forget the degree of difficulty increases as you go.