Is There an Open End in Open Badges? Experiences From a Maker Lab: Educational Action Research on Implementing Constructionist Microcredentials Reveals Productive Tension Between Structure and Openness. Constructionism Conference Proceedings, [S. l.], v. 8, p. 13–26, 2025. DOI: 10.21240/constr/2025/76.X. Disponível em: https://constructionism.oapublishing.ch/index.php/con/article/view/2. Acesso em: 30 jun. 2025.