AMAKA BENEDINE CHIAKWELU; MATHEW MANASSEH BAKKE. Assessing the Relationship Between Students Self Concept and Academic Achievement in Mahematics in Secondary Schools in Anambra State . Journal of Science Education, [S. l.], v. 15, n. 2, p. 13–18, 2025. Disponível em: https://ojs.universityedu.org/index.php/jose/article/view/3. Acesso em: 28 oct. 2026.