The Effect of Using Hendy’s 4Cs Model on Acquiring some Vocational Concepts and Social Skills for Primary School Students. International Journal on Social and Education Sciences, [S. l.], v. 2, n. 2, p. 81–87, 2019. Disponível em: https://ijonses.net/index.php/ijonses/article/view/1960. Acesso em: 30 jul. 2025.