The purpose of this study is to suggest material and method of instruction of the aleatory music at school. In order to apply the aleatory music to school, it is needed to transfer the concept of art philosophy to teenager that the sound and tone, nothing else, should be the basis of the music and it should be handled apart from the traditional concept of music. The main portion of this study is divided into three steps based on the theory of praxialism in Music Education. 1. The first step is concerned with sensitizing today's adolescents to different sound of music, traditional and contemporary (Guidance of appreciation). 2. The second step is to introduce students to literature by John Cage to help their comprehension and appreciation of Aleatory Music(Guidance of literature). 3. The third step deals with methods of instruction to enable students to analyze music(Music of Chages)and to enhance their performance in group. (Guidance of structural analysis and musical note) With the reference of the music score of sound, rhythm, dynamic, duration and tempo, this study introduces how to create the music as a sound through music activities in procedures of performing and improvising without mensural notation. The expected results is the improvement in musical creativity and in the ability to express onself in music. The creative music education make teenager improve their esthesia through the group performance and improvisation. These are most important activities in developing Musicianship. Needless to say, we need to have more concern on the contemporary music how to teach it with which method and material in school.

제1장 서론 
제2장 본론 
- 미적 사고와 우연성음악의 단계별 지도(존케이지를 중심으로) - 
2.1. 제1단계: 감상과 서술-질문식 지도 
2.2. 제2단계: 문헌적 지도 
2.3. 제3단계: 구조 분석과 악보 관련 지도 
제3장 결론 
참고문헌 
영문초록 
부록

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