JI, J. A Practical Exploration in the Construction of Happiness Course in Rural Primary School. Science Insights Education Frontiers, [S. l.], v. 10, n. S1, p. 3, 2021. DOI: 10.15354/sief.21.s1.ab033. Disponível em: https://www.bonoi.org/index.php/sief/article/view/567. Acesso em: 22 apr. 2026.