The Effect of Using the (KUD) Strategy in Solving Mathematical Problems for Primary School Students. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 14, p. 3399–3416, 2021. DOI: 10.17762/turcomat.v12i14.10936. Disponível em: https://www.turcomat.org/index.php/turkbilmat/article/view/10936. Acesso em: 28 may. 2026.