The purpose of this study is to investigate the experiences and changes in the process of early childhood education and the preparation of teaching materials for university students. The study consisted of 32 students who were in the 2nd grade of A university early childhood education in S city, which took the course of Study and teaching of the textbook of the first semester in 2017 I explained the process and purpose. The participants discussed with the researchers what kind of teaching materials to produce and one person made two teaching materials according to the results of the discussions. The researchers used the reflective journal, the teaching material preparation plan, the teaching material plan, the assessment, the evaluation paper with the peer students in the evaluation stage, and the portfolio for the preparation of teaching materials, Were collected and analyzed according to open coding. As a result of the study, the students in early childhood education had a fantasy about teaching materials. The burden was relieved when there was experience of making teaching materials. In addition, when the teaching materials were completed, early childhood education students showed a lot of unsatisfactory completeness. In the early childhood education students, the viewpoint of the textbook parish was seen from various aspects of the textbook parish, and showed confidence in the production of the textbook parish.