Ramos, Charmen D., and Reynaldo B. Inocian. “Design Thinking for Virtual Teaching of World History towards 21st Century Skills Development”. Journal of Research, Policy & Practice of Teachers and Teacher Education 12, no. 1 (June 16, 2022): 15–33. Accessed November 27, 2024. https://ojs.upsi.edu.my/index.php/JRPPTTE/article/view/5603.