HÄKKINEN, P. Experimental PHY/CHE: Class teachers’ experiences of experimental natural science lessons. LUMAT: International Journal on Math, Science and Technology Education, [S. l.], v. 1, n. 1, p. 103–110, 2013. DOI: 10.31129/lumat.v1i1.1126. Disponível em: https://journals.helsinki.fi/lumat/article/view/1126. Acesso em: 5 may. 2024.