Hours of challenging puzzle fun can be found in this giant treasury of quizzes, word games, and brain teasers. Are you a pencil puzzler? Grab your pencil and te

Up for a challenge? The Great Big Book of Really Hard Puzzles is just that — a huge Highlights activity book packed with really hard puzzles that will challen

In this volume, leading international cognitive psychologists elucidate and engage with the invaluable contribution of Paolo Legrenzi to the field of thinking a