SORIANO, Manelyn. Manipulative-Based Mathematics Instruction and Number Sense Development Among Grade 3 Pupils. International Journal of Education, Research, and Innovation Perspectives, Philippines, v. 2, n. 4, p. 1380–1390, 2026. DOI: 10.5281/zenodo.19732000. Disponível em: https://ijerip.erio.org.ph/index.php/articles/article/view/512. Acesso em: 30 apr. 2026.