Increasing student motivation and classes attending through project-based learning. Espíritu Emprendedor TES, [S. l.], v. 3, n. 3, p. 71–80, 2019. DOI: 10.33970/eetes.v3.n2.2019.157. Disponível em: https://espirituemprendedortes.com/index.php/revista/article/view/157. Acesso em: 11 nov. 2026.