Tóm tắt nội dung: Brian P. Cleary is the author of the Math Is CATegorical ® series, the Adventures in Memory(tm) series, the Sounds Like Reading(tm) series, and the best-selling Words Are CATegorical ® series, including Stop and Go, Yes and No: What Is an Antonym?, How Much Can a Bare Bear Bear?: What Are Homonyms and Homophones?, and To Root, to Toot, to Parachute: What Is a Verb? He is also the author of Rainbow Soup: Adventures in Poetry, Rhyme and PUNishment