DEVELOPMENT OF AN AUDIO-VISUAL MEDIUM ON "HOUSEHOLD CHEMICALS" FOR SMP OF GRADE VIII
Ermita , Kusuma Sagitadini · Universitas Negeri Yogyakarta
This research is a development research of instructional media in the field of chemistry education. The purpose of this development research is to develop an audio-visual medium on “household chemicals” for junior high schools (SMP) of grade VIII and to know the quality of the audio-visual medium that has met the criteria of media quality which has been dete…