Math 12 CD ROM and Workbook Author:Lori Deyoung Two Great ways to learn! — Double the fun and learning using the latest interactive technology and traditional workbook pages. Math 1-2 will help your child learn numberpatterns, place values, addition, subraction, fractions and many other math concepts. Over 100,000 practive problems are included! — 80 page workbook with CD Rom — CD ROM - — The sof... more »tware takes children on a magical journey to another galaxy where each world provides a chance to earn pieces to a creature making machine. The workbook offers additional practice as it reinforces and reviews important match concepts.