Challenges of Effective Implementation of the Universal Basic Education (UBE) Curriculum for Sustainable Development in Nigeria. Kashere Journal of Education, [S. l.], v. 2, n. 1, p. 150–156, 2021. Disponível em: https://kasherejournalofeducation.org/index.php/kje/article/view/47. Acesso em: 27 oct. 2026.