Description
Hours of recreational reckoning.
Read More
Shasha (computer science, New York U.), author of Dr. Ecco's Cyperpuzzles (2002), reconstitutes 38 challenging puzzles in expanded versions from his "Puzzling Adventures" column in Scientific American magazine. While acknowledging that they are not for the "faint of mind," he insists that higher math is not required to solve them. Encrypted hints are supposed to help. Annotation ©2004 Book News, Inc., Portland, OR (booknews.com)
Read Less