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Mensa's Most Difficult Geometric Puzzles provides an exceptional challenge for even the most adept of puzzlers. The high IQ society's most ingenious puzzle ...
Mensa's Most Difficult Logic Problems provides an exceptional challenge for even the most adept of puzzlers. Sound reasoning and logical thinking are foundations of ...
Recent ground-breaking and exciting studies have shown that cryptic crosswords are among the most effective ways to boost the power and agility of your brain ...
New Edition! Created especially for crossword puzzle lovers. More than 340,000 clues and answer words with over 20,000 new words. Organized alphabetically, by ...
Mensa's Most Difficult Pattern Puzzles provides an exceptional challenge for even the most adept of puzzlers. Your mind will need to be at its ...
Mensa's Most Difficult Maths Tests provides an exceptional challenge for even the most adept of puzzlers. All aspects of arithmetical thinking are tested by ...
Have you always wondered how to do a cryptic crossword?
Solving one maybe easier than you think thanks to this book.
The Telegraph's Puzzle ...
Test Your Brainpower has something to offer all types of puzzle solver. It will appeal to casual fans who would like to try something a ...
Quiz your family at home with crosswords, puzzles and games.
Calling all word search wizards! Here are more than 300 entertaining new puzzles that will ...
A series of over 400 logic puzzles and problems of a variety of levels of difficulty designed by some of Mensa's leading puzzle-setters, with ...
The bestselling and much-loved Bradford's Crossword Solver's Dictionary now offers even more. Available in paperback with a clear text design, solvers will never ...
The ability to think logically will help you to see the wood for the trees and allow you to make effective, reasoned decisions, even when ...
How do captains of industry and the greatest political minds come to the decisions they do?
This book explains how to think in ways that ...
Can you crack the toughest codes of the 20th century?
Imperial War Museums have created a cryptographic challenge worthy of the finest minds of Bletchley ...
Boost your brain power and detox from the digital deluge with over 100 visual puzzles inspired by the master of all complex problems, Sherlock Holmes ...
