AL FALEH, . N. A. Importance of Laboratory Skills Necessary for Teaching Chemistry in Secondary Schools As Percieved by Chemistry Teachers. Journal of Educational Sciences – Qatar University, [S. l.], v. 7, n. 7, 2005. Disponível em: https://journals.qu.edu.qa/index.php/jes/article/view/901. Acesso em: 25 apr. 2025.