Challenging Logic Puzzles (Official Mensa Puzzle Book) / Barry R Clarke, Rob Collinet,

How strong are your logical-thinking skills? Find out now, with these stimulating puzzles! Over 90,000 copies sold!

So, you think you've got the brain-power to tackle tough logic puzzles? Well, try this extraordinary assortment of challenges, including Mix-and-Match logic puzzles and "Find the Liar" type puzzles. Some puzzles have tables that can be used to deduce relationships between people or items, some use word-play to present the problem, and still others use illustrations to highlight the challenge. Whatever their form, each is designed to stretch your mind to the max. And the level of difficulty increases as you move through the book, concluding with a series so diabolical, even the most expert puzzle sleuths may have to beg for mercy! Fortunately, solutions for every puzzle are included, along with explanations of how the answers are determined, so you'll even be able to build your puzzle-solving skills. An increasing number of schools are now using it to develop the minds of their students.