Pengembangan Lembar Kegiatan Peserta Didik Berbasis Proyek Pada Materi Strukt…

ABSTRAK This study aims to: (1) find out how to develop Project-based Student Activity Sheets on Atomic Structure Material and the periodic system of class X SMA / MA which is valid and practical, (2) produce Project-Based Student Activity Sheets on atomic structure material and periodic system elements of class X SMA / MA that are valid and practical. The object of this research is the Pr…