Collection of number puzzles. There are logic problems, mathematical puzzles, matrix problems, series puzzles, and many more besides.

"These visually unique braintwisters will put your puzzle-solving abilities to the ultimate test!"--Page 4 of cover.

Pit your wits against the number crunchers at Mensa Publications who have devised this demonic collection of over 200 mind-boggling number puzzles. These are fun puzzles, but they are by no means easy. If you can solve them, you'll be a candidate for Mensa -- the internationally famous high-IQ society!

You don't need to be a genius or a professor of mathematics to have hours of fun with this book - just some logical thinking, a little common sense, a bit of general knowledge and the stubbom determination not to be beaten! Pit your wits against Mensa's masterminds with this huge collection of brain teasers. This book contains more than 500 puzzles and tests of all kinds to delight and bamboozle every type of puzzler.

A wide variety of puzzle types have been included from societies around the world. Many include a historical introduction and advice on how to solve them from Mensa's top puzzle-setters.

Challenge yourself and excite your brain with this entertaining collection of new puzzles created in partnership with American Mensa and the AARP (American Association of Retired People). Young or old, your brain is essential to everything you do. You owe it to yourself not just to stay physically fit, but to stay mentally fit, too! This book of logic and number puzzles will help you do just that. A collaboration between Mensa and AARP, it is packed with brain teasers to exercise your mind and keep yourself sharp. Whether you are looking to practice your critical thinking skills or you just want to keep your mind sharp, these puzzles will provide a short workout for your cognitive lobes. In the end, you’ll have given your mind a problem-solving workout—and you’ll have had fun in the process. Challenge yourself and help keep your mind sharp with these brain-bending games and puzzles.

The ultimate book of Mensa-crafted puzzles, brainteasers, word games, number conundrums, and logical mysteries to test your intelligence Puzzle fans have bought more than 650,000 copies of the Mensa Genius Quiz series-the only books that let readers "match wits with Mensa," comparing how well they do against members of the famous high-IQ society. Here, in a giant omnibus edition, are four best-selling titles: The Mensa Genius Quiz Books 1 & 2, The Mensa Genius Quiz-A-Day Book, and The Mensa Genius ABC Book. Here are more than 800 fun mindbenders to exercise every part of your brain-word games, trivia, logic riddles, number challenges, visual puzzles-plus tips on how to improve your thinking skills. All the puzzles have been tested by members of American Mensa, Ltd., and include the percentage of Mensa testers who could solve each one, so that you can score yourself against some of the nation's fittest mental athletes.

A series of logic puzzles designed by some of Mensa's leading puzzlesetters which will help boost brain activity and improve concentrationand memory - while providing hours of puzzling entertainment. Withover 200 logical challenges to test your aptitude for deduction and toget your brain in gear.

The third book in this brand-new series with American Mensa, Mensa’s Galaxy of Brain Games contains more than one hundred math, logic, and word puzzles for hours of brain-training fun! The book's wide variety of challenges includes twists on popular puzzles such as word sudoku, large, intricate mazes, and creative story logic puzzles. Additional unique riddles and brain teasers provide an excellent opportunity to sharpen intellectual skills in new and exciting ways. Solving times range from a few minutes to an hour or so, allowing for brain training whenever you need it. Challenge yourself and keep your mind young and sharp with these brain-bending games and puzzles. Try one to get your brain going in the morning, or work together to solve with your friends and family!