<div>The famous mathematical cat Penrose takes us on a trip though puzzleland, while sharing fascinating and challenging puzzles in this uniquely designed mini book. Each page's puzzle is introduced by our star Penrose or one of his quirky friends. Readers are treated to page after page of Penrose antics and problems, while the over 100 mind teasers stimulate and engage its readers gray cells, This book's mini format and fun graphics makes it hard to resist picking up, and its characters and puzzles are sure to entertain both kids or adults.</div>