Joynusang, S., & Pharanat, W. (2021). The Development of Science learning Activities in Cooperative Learning with STAD Technique on the Topic of Plant Life for Grad 4 Students . Journal of Roi Et Rajabhat University, 15(1), 150–159. Retrieved from https://so03.tci-thaijo.org/index.php/reru/article/view/241120