![]() ![]() They led to other induction games, and even to some interesting research on induction. My two columns on Eleusis were among the most popular. He had invented a card game called Eleusis that had the remarkable property of simulating induction, the process by which scientific laws are discovered and theories formulated. I first met Bob when I was writing the Mathematical Games column in Scientific American. Robert Abbott is one of those rare individuals who has the knack of creating such puzzles. Inventing a new kind of puzzle, not too hard, not too easy, and fun to crack, is a much harder task than solving such puzzles. This is the books Foreword, written by Martin Gardner. ![]() Its true theres a line that curves to the west, but there is no arrowhead pointing west. At the next intersection you can only turn east. At the third intersection you could go straight or turn north. At the second intersection you can again only go straight. So: At the first intersection, you can only go straight. You can leave an intersection only at the head of an arrow. That is, you can turn in a cer tain direc tion only when there is a curved line in that direction, and you can go straight only when there is a straight line. At each inter sec tion follow one of the arrows. Travel along the roads from Start to Goal. The maze shown below is a better example of whats in Mad Mazes because (1) its only moderately difficult and (2) no one has turned it into a computer program yet. Two of the harder mazes, Theseus and the Minotaur and the ∼hanging- Rule Number Maze, have been turned into computer programs and can be found on this site. Mad Mazes is my first book of mazes- with- rules. There are 20 of these mazes in the book. This book is now out-of-print, but you might Mad Mazes : Intriguing Mind Twisters for Puzzle Buffs, Game Nuts and Other Smart People ![]()
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