Penasso, Jean Carlos Azevedo, and Adriana Marques de Oliveira. 2018. “The freireana’s Approach and Jigsaw Methodology: A Report on the Potentialities and Limitations for Chemistry Teaching”. Educação E Fronteiras 7 (21). Dourados:59-72. https://doi.org/10.30612/eduf.v7i21.8060.