In the design of the Olympic venues, it can be found among the order should be a lot of people, designed to increase the number of levels in the vertical space, and when the end of the Olympics, how to use such a space? Given the growing global focus on sustainability, we will combine physical disabilities and children, to create barrier-free open space. So we will propose a number of different modules for children's playgrounds as well as for green transportation, providing a variety of and quick matching locations. According to the environment and the relationships with people, the most important elements of the game space and manner are proposed and presented in a simplified and line form, emphasizing the spatial form that children can play.