SUMATHI, K. EFFECTIVENESS OF FOLK MATHEMATICS ON ACHIEVEMENT AT SECONDARY LEVEL STUDENT. International Journal of Research -GRANTHAALAYAH, [S. l.], v. 4, n. 10(SE), p. 14–20, 2016. DOI: 10.29121/granthaalayah.v4.i10(SE).2016.2463. Disponível em: https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG16_SE10_03. Acesso em: 17 may. 2024.