Houghton Mifflin : Texas Math : blended usage planning guide : grade 3. - Boston, Massachusetts : Houghton Mifflin Company, c2009 - 56 pages : color illustrations ; 31 cm. ISBN: 9780618911035 Subjects--Topical Terms: MATHEMATICS -- GRADE SCHOOL LC Class. No.: QA 107.2 .H68t [2009]