The Class-Class toys for Elementary School have come to make the repetition of the school curriculum fun! How do they do that? They are based on the logic of questions and answers. Each exercise is accompanied by victory points, which excite children and challenge them to sharpen their minds. The exercises are solved orally, so the child can solve them many times without having to sit in a chair. It is suitable for children with learning difficulties. It does not have a board, so it can be transported and played anywhere, its original texts are funny and close to children's thinking, the content of the exercises promotes contact with nature, proper nutrition, exercise, ecology, and noble social behavior. They are played by one player or teams of players. Knowledge becomes a game and is assimilated much easier this way!