The Match It Take It Away will encourage your little one to discover the magic of subtraction – while introducing STEM education in a fun and interactive way! This colorful set of self-correcting math puzzle cards introduces number recognition, counting and basic subtraction skills. The 30 puzzle pairs feature 30 puzzle pairs that focus on subtration. These brightly illustrated self-correcting puzzle pairs are a great way to inspire your little one to learn through play. Learning subtraction and basic math has never been this much fun! The Match It Take It Away is the perfect gift for your little one! Excellent for both boys and girls ages 3 and up.