INTERNATIONAL CONFERENCE Successful Experiences and Good Practices in Chemistry Education MAY 21 , 2014 Polytechnic Institute of BRAGANCA • PORTUGAL . Conf e ce Proc edings Eds .. M. F. Barreiro, O. Ferreira, A. I. Pereira INSTITUTO POLlTEcNICO ... Polytechnic Institute of Braganc;:a - 2014