Sangsri, K., Chuangsoongnern, R. and Srisiriwat, T. (2026) “The Study of Mathematics Learning Achievement on Fraction by Using Cooperative Learning TGT Technique Combined with the Mathematics Board Games for Grade 7 Students”, An Online Journal of Education, 21(1), pp. 1–16. doi: 10.14456/ojed.2026.20.