The purpose of this study is to investigating of a Korean language class design based on to situation education in Socio-Constructivism viewpoints which is discussion dominant modern teaching and learning. The existing class design has problem of a unilinear and one-sided the teacher center. And I set up a cross point to aim at in situation education and a Korean language classes as alternatives regarding it. This setting gives a concrete indicator to design a class considering the course that a Korean language and education shall aim in the future at and various elements that I do a bit a communication, and can occur in actual classroom classes. I have to watch you for native language and class design based on to situation education to the structural side, the internal volume side, the practical sides. As I make it by linguistic activity on a characteristic of a Korean language and a class in the structural sides, circular structure by a linguistic user, negotiation between assignments shall become it in classroom classes. Finally, In the practical sides, a process and procedures for legitimate peripheral paticipation to work are related organically, and I recognize it, and you shall design it.