TEACHERS’ PROFESSIONALISM AS DETERMINANTS OF THEIR UTILIZATION OF INSTRUCTIONAL MATERIALS IN TEACHING MATHEMATICS IN CALABAR METROPOLIS, NIGERIA. JOURNAL OF INNOVATIONS IN SCIENCE EDUCATION, [S. l.], v. 1, n. 1, p. 44–59, 2025. Disponível em: https://jisepublications.org/journals/index.php/jise/article/view/5. Acesso em: 11 feb. 2026.