Exploring the Impact of Optional Mathematics on Career Readiness and Cognitive Development in Non-Stem Secondary Education in North-East Region Nigeria. Kashere Journal of Education, [S. l.], v. 9, n. 1, p. 170–179, 2025. Disponível em: https://kasherejournalofeducation.org/index.php/kje/article/view/172. Acesso em: 27 oct. 2026.