O ensino do tema polímeros na perspectiva da educação dialógica com enfoque CTS: reflexões e ações

Abstract

The paper presents the construction and evaluation of teaching sequence of polymers, guided by the benchmarks of educational conception of Paulo Freire and the CTS movement. The procedures followed in the steps of thematic research combined with the discursive textual analysis, they are: local reality knowledge, refers to the Political Project (PPP), application essays, analysis of essays, evaluation of students in the dialogue process or decoding, reduced theme and topic development. The survey, with a qualitative approach was developed with high school students in a public school in Dourados-MS. For analysis of the information obtained by investigative tools guided “textual discourse analysis” and the Toulmin model to analyse the issue considering the social-scientific reasoning as an important factor to evaluate the scientific arguments produced by students. The results indicate the importance of demarcating Freire-CTS and the arguments as strong contributors in changing attitudes and decisions involving the possible aspects related to the CTS and the need to correlate the everyday knowledge with scientific knowledge, highlighting the arguments as a tool to assist is this process. The didactic learning has provided the subject polymers and critical position in relation to use of plastics to students in the context developed.