Kafyulilo AC. Developing Technological Pedagogical Content Knowledge (TPACK) among Pre-service Science and Mathematics Teachers at DUCE: The Role of Activity-Based Learning. PED [Internet]. 2018 Mar. 18 [cited 2025 Jul. 2];(31). Available from: https://journals.udsm.ac.tz/index.php/ped/article/view/1461