The learning adds up fast with this big and bold workbook of entertaining math exercises. This workbook promotes:v Addition wsubtractionv Estimationv Measurementv Number sensev Place value? Kids will master base 10, place values, rounding, and other foundational skills? Includes addition and subtraction problems, number codes, and number lines? Fun themes: the beach, the neighborhood, monster math, and more? A certificate of completion ends each section? Perforated pages for easy removalEducation.com workbooks offer thematic content to actively engage children and provide them with fun-filled, memorable learning experiences. Written by teachers and based on subjects educators consider important, these workbooks have been tested by millions of educators and countless hours of classroom use: 1 in 4 U.S. teachers rely on Education.com material.