Input (grade 12): As one of the most popular children's authors of all time, Geisel's books have topped many bestseller lists, sold over 222 million copies, and been translated into more than 15 languages.
Output (grade 6): Theodor Seuss Geisel is one of the most popular children's authors of all time. His books have sold over 222 million copies and been translated into more than 15 languages.