Nassor, H. A.; Ephrem, A.; Mbaula , W. . Teacher’s Pedagogical Competencies on the Utilisation of Instructional Materials for Teaching History Subject in Public Secondary Schools in Zanzibar: A Case of the Pemba North Region. Educ. Dimens. 2025, 14, 51-71. https://doi.org/10.55056/ed.800.