This Math Skills workbook is designed to strengthen a young learner's ability to understand numbers in a variety of ways.  Featuring perforated pages, full-color illustration, clear examples, and lots of practice problems, this book will help your second-grader develop the skills that he or she needs to become a confident problem-solver.  Harcourt Family Learning Workbooks are a comprehensive line of workbook developed through a partnership with Harcourt, a leading educational publisher. Based on national teaching standards, these workbooks provide complete practice in math, reading, and other key subject areas.