The effectiveness of the educational corners strategy in the cognitive achievement in some basic skills in volleyball . Al-Rafidain Journal For Sport Sciences, [S. l.], v. 28, n. 87, p. 356–377, 2025. DOI: 10.33899/rjss.2025.187297. Disponível em: https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50673. Acesso em: 19 oct. 2026.