This book set includes: One Minute Mysteries: 65 Short Mysteries You Solve With Math Crack open this book to sharpen your logic and reasoning skills. These literature-based math mysteries take just one minute to read. The brainteasers are entertaining, but even better, their real-world connections help kids see math concepts and quandaries as approachable, learnable and solvable. A fun way to develop deductive reasoning skills and discover the joys of math! 101 Things Everyone Should Know About Math Do you excel in math? Do you struggle with it? If the answer is Yes, this book is for you! These math questions show you that math is everywhere¿and knowing how to tackle it is useful¿ and fun. With entertaining connections to popular culture, sports, hobbies, science and careers, the challenges are intriguing and insightful (plus you don't need a calculator or paper to solve them). Open this book and discover the fascinating world of math!