Ebook: Professor Stewart's cabinet of mathematical curiosities

Acknowledgements; Second Drawer Down; Calculator Curiosity 1; Year Turned Upside Down; Luckless Lovelorn Lilavati; Sixteen Matches; Swallowing Elephants; Magic Circle; Dodgem; Press-the-Digit-ation; Secrets of the Abacus; Redbeard's Treasure; Hexaflexagons; Who Invented the Equals Sign?; Stars and Snips; By the Numbers of Babylon; Magic Hexagons; The Collatz-Syracuse-Ulam Problem; The Jeweller's Dilemma; What Seamus Didn't Know; Why Toast Always Falls Buttered-Side Down; The Buttered Cat Paradox; Lincoln's Dog; Whodunni's Dice; A Flexible Polyhedron; The Bellows Conjecture.;A collection of intriguing mathematical games, puzzles, stories, and factoids that reveal hidden gems of logic, geometry, and probability.