INFLUENCE OF SECONDARY SCHOOL STUDENTS’ ENGAGEMENT ON ACADEMIC ACHIEVEMENT IN MATHEMATICS IN ANAMBRA STATE, NIGERIA. JOURNAL OF SCIENCE EDUCATION AND RESEARCH, [S. l.], v. 8, n. 2, p. 52–76, 2026. Disponível em: https://jserpublications.org/index.php/jser/article/view/52. Acesso em: 30 aug. 2026.