<p>Mind Games, from the publishers of Discover magazine, is filled with fun and fascinating puzzles, riddles, illusions, brain teasers, and more, along with articles that explain how the brain works. This 92-page issue includes: - Intriguing articles that explain how your mind works. - 70+ puzzles in five categories: Words, Numbers, Shapes &amp; Sizes, Logic, and Perception &amp; Memory. - Answers to the puzzles — not that you’ll need them!