Badriyah, Nurlailatul, Tetep, and Lili Dianah. 2026. “The Effectiveness of the Teams Games Tournament (TGT) Cooperative Learning Model in Improving Students’ Understanding of Social Studies Concepts”. SOCIA: Jurnal Ilmu-Ilmu Sosial 23 (1):1-9. https://doi.org/10.21831/socia.v23i1.96652.