Ngaine, Felix Gitonga, et al. “Effect of Face-to-Face Promotive Interaction in Cooperative Learning on preschoolers’ Achievement in English Language Activities in Tharaka-Nithi County, Kenya”. African Quarterly Social Science Review, vol. 3, no. 4, Nov. 2026, pp. 888-99, https://doi.org/10.51867/AQSSR.3.4.71.