HASSAN , M.; NIYI , O. O. . 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://journals.fukashere.edu.ng/index.php/kje/article/view/1056. Acesso em: 15 mar. 2026.