Practicing addition and subtraction skills has never been so easy! This engaging practice book features puzzles, games, picture problems, and more designed to stimulate and encourage children as they improve their math skills. Give children the targeted reinforcement and practice they need to master essential math skills! Features include: Targeted reinforcement and practice of key skills, Fun, motivating activities with easy-to-follow directions, More than 40 ready-to-reproduce practice pages, Perfect for independent work and homework!