Mathematical Brain Benders - Stephen Barr

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Résumé :
Challenge yourself with over 100 fresh paradoxes, puzzles, riddles, conundrums, word and number games for the jaded, skeptical puzzlist. Over 100 pages of comprehensive answers. Approximately 300 illustrations.

Sommaire:
Rollers Owls' Eggs Conical Helix The Owl Island Flag Pseudo-Moebius Strip The Butler and the Crumbs The Three Clocks Slit Strips The Pot on the Crosspiece For Scrabble Players Area of Roof Paper-Folding The Two Pyramids The Man Who Gave up Smoking Tetrahedron Angles Hypocycloids Squares on a Circle Three Coins Two Coins The Coin Collector's Nightmare The Hi-Phi Set Cryptarithmetic Origametry The Hauberk More Origametry Unique Parts of Letters For Phi Fans The Truck Gardens Phi Origametry The Cockeyed Kite More Phi Origametry The Bookmark Snow on the Roof Drafting Puzzle The Psychodelic Cube Construction Problem A Walk in a Field More Diagonals Short Proof (Cut Cube) Word-Changing Polyhedral Model Dihedral Angles Cheese Wedges The Poisoned Glass To Cover a Circle Pure Origami Solution The Flat Pan The Siamese Moebius Strip The Nine Digits Minimum Area Cocyclic Points The Tilted Carton Topology Puzzle The Vanadium Steel Clothesline Visualizing The Balance Hydraulic Inference The Striped Whatsis The Terri Turnover The Heavy Chest The Pile and the Patriot The Pillar of Chios Literary Quiz Thunder on the Right Two Triangles