Thammajit, C., Malasri, O., Charoensopharat, K., Thancharoen, K. and Ratanacherdchai, K. 2024. The study results of STAD cooperative learning in biology on the topic of cell structure and function for Mathayomsuksa 4 students, Mahachai Pittayakhan School. Journal of Education Rajabhat Maha Sarakham University. 21, 2 (Aug. 2024), 70–76.