Loaded with thought-provoking facts and surprises, this book explores mathematical topics by pointing out remarkable similarities and taking a fresh look at familiar items. You don't have to be a mathematician to appreciate its approach, which focuses on insight and imagination rather than technique. Readers can relish the mystery, intrigue, and other pleasurable aspects of mathematics with these problems and puzzles, which include hints and solutions. AUTHOR: David Wells is a retired Associate Professor of Mathematics at Penn State New Kensington.