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New from the author of the bestselling Words Are Categorical series comes this book that introduces basic math concepts to young readers. This first title covers the concept of addition and its key terms. Full color.

The Mission of Addition 2007, First Avenue Editions, Minneapolis, MN

ISBN-13: 9780822566953

Trade paperback

The Mission of Addition 2005, Millbrook Press, Minneapolis, MN

ISBN-13: 9781575058597