A knowledge classification box consisting of eight categories: numbers, shapes, fruits, vegetables, animals, vehicles, clothing, and daily necessities.Through 80 pictures and Chinese and English contrast learning, the baby can fully exercise the baby's memory and learn the cognitive points of knowledge. On the basis of cognition, the baby can develop the classification ability, integrate and process the learned knowledge. In the process of playing, it is easy for the baby to understand the classification and learn to classifyThe baby can use the pattern on the big card to put the corresponding classification into different small boxes, improve cognitive ability and comprehensive coordination ability of the brain.Cultivate observation ability and exercise hand-eye coordination.Package include: 1set Knowledge Classification BoxIncluding 8pcs large rectangular cards and 80 square small cards