NGUYỄN , Ngọc Đan; NGUYỄN , Ngọc Luân. THE IMPACTS OF TEACHING AIDS ON TEACHING MATHEMATICS FOR 4TH GRADERS: AN EMPIRICAL STUDY IN VIETNAM. HCMUE Journal of Science, [S. l.], v. 22, n. 1, p. 62–74, 2025. DOI: 10.54607/hcmue.js.22.1.4040(2025). Disponível em: https://journal.hcmue.edu.vn/index.php/hcmuejos/article/view/4040. Acesso em: 23 jun. 2025.