First of all, the design should be visually lively, close to life, and the modeling appearance is full of vivid expressiveness. For younger children, it can improve their cognition of the thing and exercise their observation ability. In the choice of color, we should first comply with the age characteristics of children. Some furniture endowed with childlike color can often win the favor of children and cause children's psychological resonance. At the same time, adding appropriate contrast color can make furniture have strong attraction and impact in color. In the environment of children's playground, the furniture with high color brightness and warm color will make children feel happy. Design roles according to children's different preferences, personalities and current hot spots of children's attention,