2. Role category: Children can play various roles with toys and creatively reflect different activities in real life.
3. Science: Toys used by children in scientific exploration play an important role in children's scientific activities.
4. Constructive category: Toys used by children in building and construction activities reflect children's creative construction of objects or buildings in real life around them by using various constructive toys.
5. Education: Children develop toys to increase their intelligence and wisdom in the process of playing. Children's interaction with toys makes abstract concepts interesting and vivid, which is convenient for children to acquire knowledge and develop intelligence.
6. Performance: When children are playing music, dancing, reciting poems and telling stories, they directly use technical equipment, and use sounds, expressions and movements to publicly reproduce their works and toys used in the process of creating works.
7. Artistic labor: children use artistic creation to describe or shape objects, reflect their surrounding life and express their emotions.