عمر محمد سامي نذير. The Effectiveness of Active Teaching According to the Flipped Classroom Strategy in Acquiring Cognitive Achievement of the Handball Law and Developing Decision-Making Ability. College of Basic Education Research Journal, [S. l.], v. 22, n. 2, p. 82–106, 2026. DOI: 10.33899/berj.2026.Vol22.Iss2.61555. Disponível em: https://berj.uomosul.edu.iq/index.php/berj/article/view/61555. Acesso em: 6 jun. 2026.