Sumário‹ AnteriorAtualSeguinte › Texto (EN)ENPDFEN Artigo • Contrapontos 15(1) • 2015 • DOI: https://doi.org/10.14210/contrapontos.v15n1.p17-32copiar The role of teaching tools in transforming education practice and subject taught: writing an opinion essay Contrapontos versão On-line ISSN 1984-7114 Contrapontos vol.15 no.1 Florianopolis jan./abr. 2015 https://doi.org/10.14210/contrapontos.v15n1.p17-32