The Cat in the Hat of all time. As of 2007, more than 10 million copies of "The Cat in the Hat" have been printed, and it has been translated into more than 12 different languages, including Latin, under the title "Cattus Petasatus". In 2007, on the occasion of the book's fiftieth anniversary, Random House released "The Annotated Cat: Under the Hats of Seuss and His Cats", which includes both "The Cat in the Hat" and its sequel, with annotations and an introduction by Philip Nel. The book was published to immediate critical acclaim. Some reviewers praised the book as an exciting way to learn
The Cat in the Hat he discovered that it "couldn't have "legs" or a "beak" or a "tail". Neither a "left" foot or a "right" foot." On his approach to writing "The Cat in the Hat" he wrote, "The method I used is the same method you use when you sit down to make apple stroodle [sic] without stroodles." Geisel variously stated that the book took between nine and 18 months to create. Donald Pease notes that he worked on it primarily alone, unlike with previous books, which had been more collaborative efforts between Geisel and his wife, Helen. This marked a general trend in