Contribucions de la investigació didàctica a l'ensenyament de la química basat en la modelització Authors Rosária Justi Abstract In the 21st century, one of the great challenges faced by chemistry educators arises from a comprehensive question: how can chemistry teaching become more authentic? Some thoughts about research in chemistry education are presented in this article. It became clear that many researchers were worried about students learning about the concepts of chemistry, about understanding from a chemistry viewpoint, and about helping students to construct knowledge. These investigations were conducted in normal classrooms in model-based teaching contexts. Downloads Text complet (Català) Published 2011-09-12 Issue No. 8 (2011) Section Recerca en didàctica de la química License The intellectual property of articles belongs to the respective authors.On submitting articles for publication to the journal Educació Química, authors accept the following terms:Authors assign to Societat Catalana de Química (a subsidiary of Institut d’Estudis Catalans) the rights of reproduction, communication to the public and distribution of the articles submitted for publication to Educació Química.Authors answer to Societat Catalana de Química for the authorship and originality of submitted articles.Authors are responsible for obtaining permission for the reproduction of all graphic material included in articles.Societat Catalana de Química declines all liability for the possible infringement of intellectual property rights by authors.The contents published in the journal, unless otherwise stated in the text or in the graphic material, are subject to a Creative Commons Attribution-NonCommercial-NoDerivs (by-nc-nd) 3.0 Spain licence, the complete text of which may be found at https://creativecommons.org/licenses/by-nc-nd/3.0/es/deed.en. Consequently, the general public is authorised to reproduce, distribute and communicate the work, provided that its authorship and the body publishing it are acknowledged, and that no commercial use and no derivative works are made of it.Educació Química is not responsible for the ideas and opinions expressed by the authors of the published articles.