Effectiveness Of Online Teaching On Achievement In Chemistry – A Solomon Four Group Study. International Journal of Environmental Sciences, [S. l.], v. 11, n. 1s, p. 947–952, 2025. DOI: 10.64252/4vjrmy45. Disponível em: https://theaspd.com/index.php/ijes/article/view/2633.. Acesso em: 11 sep. 2025.