Kamonkunakasem, K., Chuangsoongnern, R. ., & Srisiriwat, T. (2025). Effects of Teaching Mathematics on Decimals Using the STAD Cooperative Learning Technique Combined with Mathematics Board Games for Grade 7 Students. Journal of Education Studies, Chulalongkorn University, 53(02), 1–15. https://doi.org/10.14456/jescu.2025.16