DEVELOPING PUPILS’ THINKING ABILITIES THROUGH SOLVING NON-STANDARD PROBLEMS IN PRIMARY SCHOOL MATHEMATICS LESSONS. Journal of Universal Science Research, [S. l.], v. 4, n. Maxsus son-3, p. 182–186, 2026. DOI: 10.66301/dgbc7n34. Disponível em: https://universalpublishings.com/index.php/jusr/article/view/19107. Acesso em: 13 nov. 2026.