The Role of Modern Digital Technologies in Improving the Effectiveness of Primary School Mathematics Lessons. Journal of Universal Science Research, [S. l.], v. 4, n. Maxsus son-3, p. 449–455, 2026. DOI: 10.66301/38ep8g34. Disponível em: https://www.universalpublishings.com/index.php/jusr/article/view/19191. Acesso em: 12 nov. 2026.