NGUYEN, T. T. DEVELOPING STEM LESSON TOPICS IN PRIMARY SCHOOL MATHEMATICS EDUCATION. Hong Duc University Journal of Science – Educational Science and Management, [S. l.], v. 72, n. 5, p. 106-115, 2025. DOI: 10.70117/hdujs.72.5.2025.882. Disponível em: https://hdujs.edu.vn/index.php/gdql/article/view/882. Acesso em: 2 jul. 2026.