He stimulates, challenges, and delights his readers. Answers are provided for problems, as well as references for further reading and a bibliography. The Postscript provides updates to the problems.Martin Gardner published his first book in 1935. Since then he has charmed, puzzled, and delighted countless reader. He is best known for the "Mathematical games" column that he edited for Scientific American for twenty-five years and from which much of the material in this book was drawn.He has published more than forty books including a novel, The Flight of Peter Fromm, and his Why of a Philosophical Scrivener. He has received many honors, among them an honorary doctorate form Bucknell University and prized for his science and mathematical writing from the American Institute of Physics and the American Mathematical Society. He is an honorary member of the Mathematical Association of America. Also by Martin Gardner and available from the Mathematical Association of America are Riddles of the Sphinx and Other Mathematical Puzzle Tales, Mathematical Carnival, Mathematical Circus.