10 Great Riddles to Challenge your Mind 1. "I Know a Question that can never be anwsered yes," said Kyle. "So do I," Mike responded, "What's yours?" "Are you a Gorilla?" said Kyle, "That question can never be...
Gardner's "Mathematical Games" column challenged Scientific American readers for years. Here he gathers his favorites, organizing them thematically according to mathematical topics such as plane geometry, infinity, and algebra. An addendum and...
Mathematician Leonard Mlodinow, author of FEYNMAN'S RAINBOW and co-author with Stephen Hawking of A BRIEFER HISTORY OF TIME, has written a highly readable and mind-bending primer on the peculiar and often deceptive world of probability. Using a...