The Cat in the Hat circumstances" which is soon enhanced by make believe. The book starts in a factual, realistic world, which crosses over into the world of make believe with the loud bump that heralds the arrival of the Cat. However, this is the first Dr. Seuss book in which the fantasy characters, i.e. the Cat and his companions, are not products of the children's imagination. It also differs from previous books in that Sally and her brother actively participate in the fantasy world; they also have a changed opinion of the Cat and his world by the story's end. Ruth MacDonald asserts, ""The
The Cat in the Hat Comes Back takes his hat off and unleashes a "Voom", which cleans up the spot, clears all the snow from the paths, and puts all of the Little Cats back into the Cat's hat. The Cat leaves, with the promise that he and the Little Cats, from A through Z, will return someday. The book ends in a burst of flamboyant versification, with the full list of little cats arranged into a metrically perfect rhymed quatrain, designed to teach the reader the alphabet. After the 2003 film adaption of the original story, it was planned to make a sequel based on "The