LEAH C. GRAVITO; RENATO C. SAGAYNO; RICHARD T. ALCANTARA; GODOFREDO T. TESORIO. HOMEMADE MANIPULATIVE MATERIALS FOR TEACHING GRADE IV MATHEMATICS. European Journal of Humanities and Educational Advancements, [S. l.], v. 4, n. 2, p. 11-15, 2023. Disponível em: https://scholarzest.com/index.php/ejhea/article/view/3172. Acesso em: 8 apr. 2025.