TO DETERMINE THE EFFECT OF POLYA’S TEACHING METHOD ON STUDENTS’ ACADEMIC ACHIEVEMENT IN THE SUBJECT OF MATHEMATICS AT SECONDARY SCHOOL LEVEL. Qualitative Research Journal for Social Studies, [S. l.], v. 2, n. 2, p. 648–661, 2025. DOI: 10.63878/qrjs97. Disponível em: https://qrjsocial.com/index.php/38/article/view/97. Acesso em: 18 may. 2026.