This is the Chiken Program, a set of educational materials as educational toys. - Product Name: Chiken Program "Intelligence Development Course" for 3-year-olds at a preschool "Child Eyes" Child Eyes' educational toys are designed to foster the foundation of your child's thinking and creativity through "thinking play" that utilizes the five senses. Rather than simply cramming knowledge, they specialize in cultivating the "ability to think" that allows children to derive answers on their own. Child Eyes 3-year-old teaching materials, 6th and 7th terms Used once. There is writing with names, but it is not a problem for home education. I am listing two of the same item because I have twins. For those who understand. Material cost: 19,800 yen Thank you for looking.