Contains 54 large sturdy cards with 'Addition problems' on each card with the solutions on the back of the card. Includes an easy-to-understand study guide that explains the addition process, and two fun learning games for added practiceContains 54 large sturdy cards with 'Addition problems' on each card with the solutions on the back of the card. Includes an easy-to-understand study guide that explains the addition process, and two fun learning games for added practice