Math Basics 2 by Barbara Bando Irvin ,‎ Ph.D. ,‎ Robin Boyer - Paperback

School Zone Math Basics 2 Workbook: 64 Pages, 2nd Grade, Addition & Subtraction, Time & Money, Place Value, Fact Families, Ages 7-8 (I Know It! Book Series)

School Zone Addition & Subtraction Workbook: 64 Pages, 1st Grade, 2nd Grade, Elementary Math, Sums, Differences, Place Value, Regrouping, Fact Tables, Ages 6-8 (I Know It! Book Series)

Math Skillbuilders (Grades 2 - 3) (Step Ahead)