This best-selling trade paperback resource covers the core curricula for grades 3 through 6. More than 37,000 kid-friendly definitions that are concise and clearly written Over 122,000 synonyms, antonyms, and related words to help enrich vocabulary World atlas by the editors of Encyclopædia Britannica with 48 full-color pages covering all the countries of the world Created in cooperation with the editors of Merriam-Webster, America's leading provider of language information.BOOK COVER DESIGNS MAY VARY: We recently redesigned the Webster's Dictionary & Thesaurus for Students with Full-Color World Atlas, Third Edition book cover so some customers may receive the original design and others may receive the new cover design.