Mental Magic - Martin Gardner
Professor Picanumba has dozens of surefire tricks up his sleeve. Using a deck of cards, dice, calculator, pencil, and paper, he'll show junior mathemagicians how to predict the answers to 88 word and number challenges that will amaze friends and family. Includes solutions, plus 64 fun illustrations.
Reprint of the Sterling Publishing Company, Inc., New York, 1999 edition.