Dadi Ali, H. 2024. Towards a Successful Development of School-Based Instructional Supervision Materials to Support Effective Competency-Based Curriculum Implementation in Zanzibar. Journal of Curriculum Development, Evaluation, and Education (JCDEE). 1, 1 (Dec. 2024), 53–64. DOI:https://doi.org/10.64948/JCDEE.v1.i1.2024.11.