DEVELOPMENT OF AN AUDIO-VISUAL MEDIUM ON CHEMISTRY EXPERIMENTS OF SMP/MTs OF GRADE VII ON THE SUBJECT MATTER OF MATERIAL CHANGES
Bernadeta, Ayu Widyaningrum · Universitas Negeri Yogyakarta
This research is a development research on instructional media in the field of chemistry education. The purpose of this development research is to develop an audio-visual medium on chemistry experiments on the subject matter of “material changes” as an independent instructional medium for junior high school (SMP/MTs) students of Grade VII and to determine th…