HASSAN ARIF ABDAL. THE EFFECT OF APPLYING THE “FLIPPED CLASSROOM” STRATEGY ON THE ACHIEVEMENT OF PHYSICS AND SYSTEMIC THINKING AMONG FIRST-YEAR MIDDLE SCHOOL STUDENTS. INTERNATIONAL JOURNAL OF EDUCATION, PSYCHOLOGY AND COUNSELLING (IJEPC), [S. l.], v. 9, n. 53, 2024. Disponível em: https://gaexcellence.com/ijepc/article/view/3774. Acesso em: 3 aug. 2025.