The progression of the industrialization has changed many aspects of our live today. For the One Child Family, all the family members are engaging with works and active in social communication environment. Unconsciously it has changed the living value and spending less time for family members to establish a better understanding and communication among them. The intention of this design project is to find a solution that allows creating a new inner environment for children and improves their physical growth pattern. The design project is creating a playhouse, named "The (cocoon) love". "The (cocoon) love" is a conceptual playhouse for kids. The cocoon of insects inspired the ideas and the shape of this playhouse. It allows our imagination to expand new ways to seeing nature in different context and environment. It creates ambience, anticipation and celebrates a sense of harmony and balance in our living space. The objectives of "The (cocoon) love" playhouse are to explore new possibilities for kids to develop their senses, creativity, imagination and social relationship with their parents. It is a place for parents and child to share space and engaging with the enjoyment to play together. With the whole organic shape of the playhouse structure, it allows kids to run around, sit inside to play and creating movement for this mobile indoor playhouse. The playhouse has a protective plastic coating cover that allows kids to draw their imagination on it and also to keep them warm at night. It can be removable and easily to clean off. The cover also made of thermoplastic material, which demonstrates rubber-like resilience and can be easily to replaced and recycled. "The (cocoon) love" playhouse structure is built by using a new material - Bamboo Plywood - It is a strong and lightweight structure, can be use in indoors and outdoors. Bamboo plywood is made from a 100% renewable resource, which saves precious rainforest cabinet and hardwood timbers. Bamboo is a fast-growing, land-efficient plant, with excellent properties. It is an easily harvested plantation product with incredible tensile strength. The important aspect of this playhouse design is the whole unique form. It is a challenging task to get the shape in proportion and balance. Because of its balance, it able to generate movement and creating sense of relaxation when parents or kids sit inside the playhouse. Light is allocated inside the cover that allows kids to switch it on when needed, especially playing or reading at night. There are holes designed on the top and lower side of the cover, is to allow the heat flow out and getting the fresh air to flow into the playhouse. The important of this playhouse is to create a great place for kids to play and adding a good value for their physical growth pattern. To nurture a healthy, original and competent for our kids, this playhouse will be one of the best solution. It will be "new inner environment" for them and able to cultivate value in the relationship between parents and children.