RONDINA, Janeth Q. Instructional Games and Manipulatives in Teaching Mathematics: It’s Effect on Students’ Learning Retention and Perception. SDSSU MULTIDISCIPLINARY RESEARCH JOURNAL, [S. l.], v. 6, p. 38–42, 2018. DOI: 10.69546/3h5l8o0x. Disponível em: https://smrj.nemsu.edu.ph/index.php/SMRJ/article/view/210. Acesso em: 19 jul. 2026.