DEVELOPMENT OF E-MODULE INTEGRATED NATURAL SCIENCES TYPE OF SHARED BASED ON PROBLEM-BASED LEARNING ON INTERACTION OF LIVING THINGS WITH THE ENVIRONMENT MATRIALS. universe [Internet]. 19 Maret 2024 [dikutip 14 Agustus 2026];4(2):177-83. Tersedia pada: http://universe.ppj.unp.ac.id/index.php/universe/article/view/569