Fraction Block as a Tool for Learning & Teaching Fraction and Its Experimental Use in an Elementary School. International Conference on Computers in Education, [S. l.], 2013. DOI: 10.58459/icce.2013.236. Disponível em: https://library.apsce.net/index.php/ICCE/article/view/236. Acesso em: 27 aug. 2025.