Yaakub, Norma, Radzuwan Ab. Rashid, Zurina Khairuddin, Amaal Fadhlini Mohamed, and Noormaizatul Akmar Muhammad Nasir. 2021. “Questioning Level for Critical Thinking Development in Classroom Teaching”. RABBANICA - Journal of Revealed Knowledge 2 (2):167 -80. https://doi.org/10.64801/rabbanica.2021.2.2.167 - 180.