The Cat in the Hat Cat in the Hat" is the book that made Dr. Seuss famous. Without "The Cat", Seuss would have remained a minor light in the history of children's literature." Donald Pease concurs, writing, ""The Cat in the Hat" is the classic in the archive of Dr. Seuss stories for which it serves as a cornerstone and a linchpin. Before writing it Geisel was better known for the 'Quick, Henry, the Flit!' ad campaign than for his nine children's books." The publication and popularity of the book thrust Geisel into the center of the United States literacy debate, what Pease called "the
The Cat in the Hat "My Hassle With the First Grade Language", he also told a story of the "three excruciatingly painful weeks" in which he worked on a story about a King Cat and a Queen Cat. However, "queen" was not on the word list, nor did his first grade nephew, Norval, recognize it. So Geisel returned to the work but could then think only of words that started with the letter "q", which did not appear in any word on the list. He then had a similar fascination with the letter "z", which also did not appear in any word on the list.