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An unread, unused copy: no writing or highlighting, and no missing or damaged pages. Every book we sell is brand new, including our lowest-priced titles.
Children learn math concepts as they play with the puzzles, quizzes, and games in these fresh, entertaining, and cleverly designed books. Teachers, librarians, and parents will welcome the active approach to basic math that helps children understand and retain basic principles. The authors use their teaching experience to give a real sense of fun and magic to math, and the ideas that underlie mathematical activity.