Salcedo, Audy, and Tulio Ramírez C. “Análisis De Las Actividades De Probabilidad Propuestas En Textos Escolares De Primaria <br≫ Analysis of Probability Activities Proposed in Primary School Texts”. Educação Matemática Pesquisa 18, no. 1 (April 30, 2016). Accessed September 26, 2024. https://revistas.pucsp.br/index.php/emp/article/view/24302.