The different form of guiding method and setting up of educational goal have been applied to educational environments in going through changes of subject-centered curriculum, experience-centered curriculum, discipline-centered curriculum, and human-centered curriculum according to direction and character of curriculum by the times. If we will develop and integrated activities in aspect of all the courses of educational activities under the different curriculum of educational field, we can obtain the maximum results. When we will develop an integrated activities as correlating each subject with to respect the system of knowledge without to destroy characteristics of each subject in the subject-centered curriculum, they will prompt possibility of intergrated learning to learners. The personal intergration of each learner can help a growth for whole man in order to learn easily as integrating a Jiving, interest, desire and experience of learners into the wider realm in the experience-centered curriculum. The generalization and transfer of learning can be attained by structurization of basic concept or contents of discipline, and integration of goals related to intergrated instructional theory and various models of learning in the discipline-centered curriculum. As school education integrates curriculums for self-actualization, they can logically pursue a purposeful human life, discover its possibility and potential energy, seek the harmonious integration of self, and cultivate abilities to solve problems and to realize the self in the human - centered curriculum.