“…Since the introduction of national educational standards and competence modelling, numerous German research groups have been dealing with the issue of knowledge-linking in the course of learning processes (e.g. Neumann et al, 2008;Wadouh et al, 2009;Lau, 2011;Knobloch et al, 2013;Wadouh et al, 2014;Podschuweit et al, 2016;Kubsch et al, 2019;Podschuweit & Bernholt, 2020). From the perspective of educational psychology, learning equals the acquisition of knowledge in which "[knowledge structures] are constructed and modified" (Steiner, 2006, p. 164, translated by the authors).…”