The purpose of this study is to give explanation that the integration essay is not an assessment but learning and thinking device. The integration essay integrates the consideration and the knowledge, and is able to access the essence of education. This is the opinion that the separation of subjects is not desirable and the learning is ought to integrate the life and the knowledge.This study suggests that the learning of integration essay is similar to the Koran education's purpose. The meaning of integration essay as the thinking and learning device is similar to the role of Korean Education in the school education. And this study is proposed that the Korean Education and the Korean education teachers is playing the role of constructor of integration essay education, and then is being to the head of the normalization of education.