Quoc Tuan, T., Duy Mong Ha, N. and Van Hao, L. 2026. Formative Assessment Practices and Their Effects on Students’ Motivation and English Achievement in Vietnamese High Schools. Journal of Education and Teaching (JET). 7, 1 (Feb. 2026), 357-378. DOI:https://doi.org/10.51454/jet.v7i1.865.