SELIM TAŞ, SABAHATTIN DENIZ. Prediction Concerning the Learned Helplessness about Mathematics of the 8th Grade Students: Problem-Solving Skills and Cognitive Flexibility. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 9, n. 3, p. 618–635, 2018. Disponível em: https://turcomat.org/index.php/turkbilmat/article/view/189. Acesso em: 18 may. 2024.