DEVELOPMENT OF E-BOOKLET BASED ON PROBLEM BASED LEARNING ON ACID BASE MATERIAL FOR PROBLEM SOLVING ABILITY. EDUSAINS, [S. l.], v. 15, n. 1, p. 86–98, 2023. DOI: 10.15408/es.v15i1.32239. Disponível em: https://journal.uinjkt.ac.id/edusains/article/view/32239. Acesso em: 20 nov. 2025.