The purpose of this study is to identify the meaning and essence of from instructional modification on the teaching of korean language subject experienced by the secondary special education teachers using phenomenological research methods. The study participants consisted of four secondary special teachers, and the duration of the study was six months. In this study, 15 subject bundles were identified from the constructed meaning, and 15 subject bundles were organized into a more abstract and comprehensive meaning, resulting in six themes. The six themes derived are The meaning of instructional modification , Responsive approach to learners , No right answers of to preparation from assessment , and Instructional modification experiences and challenges due to the characteristics of korean language subject , Choice and decision of curriculum approach , and standing straight as a secondary special teacher .
In this study, secondary special education teachers had little access to the common curriculum, and Korean language subjects were mainly taught using the basic curriculum. It is regarded as an essential element in having identity and efficacy as a special teacher. In addition, due to the importance of the Korean language curriculum, it is relatively easy to spend more time and teaching correction than other subjects, but it is difficult to evaluate the level of students with disabilities, especially in literacy education. Above all, facilitating interaction with students through faculty corrections and promoting interest and participation are crucial to preventing burnout of special teachers. Based on these findings, suggestions were made for discussions and follow-up studies.