. "The colossal book of mathematics : classic puzzles, paradoxes, and problems" . . . "The Colossal Book of Mathematics : Classic Puzzles, Paradoxes & Problems : number theory, algebra, geometry, probability, topology, game theory, infinity and other topics of recreational mathematics" . "The colossal book of mathematics classic puzzles, paradoxes, and problems : number theory, algebra, geometry, probability, topology, game theory, infinity, and other topics of recreational mathematics" . . . . "Aufsatzsammlung" . . . "The author presents a selection of pieces from his Scientific American \"Mathematical Games\" column, presenting puzzles and concepts that range from arithmetic and geometrical games to the meaning of M.C. Escher's artwork." . . . . . . . . "The colossal book of mathematics : classic puzzles, paradoxes, and problems : number theory, algebra, geometry, probability, topology, game theory, infinity, and other topics of recreational mathematics" . . "The colossal book of mathematics : classic puzzles, paradoxes, and problems ; number theory, algebra, geometry, probability, topology, game theory, infinity, and other topics of recreational mathematics" . . . . . "Paradoxon." . . "Unterhaltungsmathematik." . . "Geometrie." . . "Szórakoztató matematika." . . "Kombinatorik." . . "Jeux mathématiques." . . . . "Recreações matemáticas." . . "Recreatieve wiskunde." . .