I. Geometry. The asymmetric propeller / Martin Gardner ; The asymmetric propeller revisited / Gillian Saenz ... [et al.] ; Bracing regular polygons as we race into the future / Greg W. Frederickson ; A platonic sextet for strings / Karl Schaffer ; Prince Rupert's rectangles / Richard P. Jerrard and John E. Wetzel -- II. Number theory and graph theory. Transcendentals and early birds / Martin Gardner ; Squaring, cubing and cube rooting / Arthur T. Benjamin ; Carryless arithmetic mod 10 / David Applegate, Marc LeBrun, and N. J. A. Sloane ; Mad tea party cyclic partitions / Robert Bekes, Jean Pedersen, and Bin Sha ; The continuing saga of snarks / Sarah-Marie Belcastro ; The map-coloring game / Tomasz, Bartnicki ... [et al.] -- III. Flexagons and Catalan numbers. It's okay to be square if you're a flexagon / Ethan J. Berkove and Jeffrey P. Dumont ; The V-flex, triangle orientation, and Catalan numbers in hexaflexagons / Ionut E. Iacob, T. Bruce McLean, and Hua Wang ; From hexaflexagons to edge flexagons to point flexagons / Les Pook ; Flexagons lead to a Catalan number identity / David Callan ; Convergence of a Catalan series / Thomas Koshy and Z. Gao -- IV. Making things fit. L-tromino tiling of mutilated chessboards / Martin Gardner ; Polyomino dissections / Tiina Hohn and Andy Liu ; Squaring the plane / Frederick V. Henle and James M. Henle ; Magic knight's tours / John Beasley ; Some new results on magic hexagrams / Martin Gardner ; Finding all solutions to the magic hexagram / Alexander Karabegov and Jason Holland ; Triangular numbers, Gaussian integers, and KenKen / John J. Watkins -- V. Further puzzles and games. Cups and downs / Ian Stewart ; 30 years of Bulgarian solitaire / Brian Hopkins ; Congo bongo / Hsin-Po Wang ; Sam Loyd's courier problem with Diophantus, Pythagoras, and Martin Gardner / Owen O'Shea ; Retrolife and the pawns neighbors / Yossi Elran ; RATWYT / Aviezri Fraenkel -- VI. Cards and probability. Modeling mathematics with playing cards / Martin Gardner ; The probability an amazing card trick is dull / Christopher N. Swanson ; The Monty Hall problem, reconsidered / Stephen Lucas, Jason Rosenhouse, and Andrew Schepler ; The secretary problem from the applicant's point of view / Darren Glass ; Lake Wobegon dice / Jorge Moraleda and David G. Stork ; Martin Gardner's mistake / Tanya Khovanova -- VII. Other aspects of Martin Gardner. Against the odds / Martin Gardner ; A modular miracle / John Stillwell ; The golden ratio--a contrary viewpoint / Clement Falbo ; Review of The mysterious Mr. Ammann by Marjorie Senechal / Philip Straffin ; Review of PopCo by Scarlett Thomas / Martin Gardner ; Superstrings and Thelma / Martin Gardner
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"This book collects articles Gardner wrote for the MAA in the twenty-first century, together with other articles the MAA published from 1999-2012 that spring from and comment on his work"--Cover