School Heads’ Readiness to Implement the 2023 Competency-Based Curriculum in Tanzania: Evidence from a National Survey. International Journal of Education Foundations, [S. l.], v. 3, n. 4, p. 691–702, 2026. DOI: 10.33687/ijef.003.04.00150. Disponível em: http://ijef.esciencepress.net/index.php/journal/article/view/150. Acesso em: 24 oct. 2026.