A barber in Chicago says he'd rather cut the hair of ten red-headed men than the hair of one brown-haired man. Can you guess why?Ask Professor Picanumba, a master of riddles who carries dozens of surefire tricks up his sleeve. He'll show you how to astonish your friends and family by predicting the answers to 88 word and number challenges. These tricks require only simple props-a deck of cards or a couple of pairs of dice, a calculator, and a pencil and paper. With or without an audience, these