Learning to add and subtract has never been this easy! Level 1: Sums 0 to 8. Meet the Math Facts 1, 2, and 3 make learning to add and subtract fun and easy! With adorable characters that your children will grow to love, they will be able to easily recall basic math facts. Preschool Prep Company has won over 100 National Awards and are used in millions of homes and school schools around the world
