Playhouse is a new type of children's paradise with strong comprehensiveness. It is designed for nature of children, such as getting through holes, climbing , sliding , rolling, swinging, jumping, etc, which has characteristics of randomness , interactivity with regards safety . All the activities are insured, safe, full of projector animation challenges for child . They are not limited by site space and site rules . Indoor activities are specially designed for children under the age of 10 years ( under the height of 145 cm ), including theme parks, manual DIY, physical exercise and so on .