Comparative research study based on the use of the two-color geometric algebra technique to develop spatial thinking. Revista Repique, [S. l.], v. 5, n. 2, p. 112–125, 2023. DOI: 10.31876/repique.v5i2.217. Disponível em: http://revistasdigitales.utelvt.edu.ec/revista/index.php/repique/article/view/217. Acesso em: 4 jun. 2025.