It is a word picture card expressing colors (blue, pink, red, blue). Cards can be used in a variety of areas, such as learning Korean characters necessary for infancy at home, school, kindergarten, and daycare centers, object recognition, and auxiliary textbooks. Use it with books or textbooks. It will be a great resource. After printing the card below, you can use it by cutting it with scissors and attaching coated paper, double-sided tape, and Velcro. Please share a variety of card usage. it will be a lot of help.