The Colossal Book of Mathematics Classic Puzzles, Paradoxes, and Problems [Hardcover]

Whether discussing hexaflexagons or number theory, Klein bottles or the essence of nothing, Martin Gardner has single-handedly created the field of recreational mathematics. For more than half a century, Martin Gardner has been the single brightest beacon defending rationality and good science. . . . He is also one of the most brilliant men and gracious writers I have known.No amateur or math authority can be without this ultimate compendium from America's best-loved mathematical expert.