Pengembangan Lembar Kegiatan Peserta Didik (Lkpd) Berbasis Problem Solving Pa…

Abstract: The objective of this research was to develop the student’s activity sheet as support the implementation . This research is a research and development (Research and Development, R & D) with 4-D model of development that includes Definition, Design, Develop and Disseminate. Research and development conducted in the Laboratory of the Department of Study Program of Chemistry Education …