Learning Design Based on 7E Model of Constructivist Approach on Acid Base and Indicators in Physical Science Discipline. European Journal of Education and Pedagogy, [S. l.], v. 2, n. 3, p. 38–41, 2021. DOI: 10.24018/ejedu.2021.2.3.103. Disponível em: https://ej-edu.org/index.php/ejedu/article/view/103. Acesso em: 26 oct. 2025.