SHARMA, S. . Flipped Classroom: Challenges and Opportunities for the 21 st Century Students. International Research Journal of Educational Psychology, [S. l.], v. 6, n. 1, p. 09–13, 2022. Disponível em: https://irjep.in/index.php/IRJEP/article/view/52. Acesso em: 1 apr. 2026.