"The Cat in the Hat" Day - This is the birth anniversary of Theodor Seuss Geisel (1904-1991), creator of rhyming books for children. More than 200 million copies of his works have been sold, and in more than 20 different languages. Seuss received the Pulitzer Prize in 1984 "for his contribution over nearly half a century to the education and enjoyment of... children and their parents."