Get your hands off your phone and grab a pencil to put your skills to the test! Esteemed puzzle master David Millar along with American Mensa(R) bring these brand-new logic and problem-solving puzzles in the form of both word and number challenges. The range of puzzle types include: MazesSudokuStory logicBlank-filling puzzlesRiddlesAnd more! The hours of brain-training fun will help you improve your memory and exercise those mind-muscles. This book can be used and appreciated by anyone who wants to keep their mind sharp and in tip-top shape--something absolutely everyone will benefit from.