Effect of Free Open Source Software Based Learning Package on Academic Achievement of Junior School Students in Basic Technology in Nigeria. Journal of Educational and Social Research, London, U.K., v. 5, n. 2, p. 215, 2015. Disponível em: https://www.richtmann.org/journal/index.php/jesr/article/view/6578.. Acesso em: 27 nov. 2024.