@incollection{GraefeSchuetteNordmeier2009, author = {Gr{\"a}fe, Ch. and Sch{\"u}tte, Christof and Nordmeier, V.}, title = {"Learner as creator" - Sch{\"u}lerInnen generieren eigene Lernspiele}, series = {Didaktik der Physik - Bochum 2009}, booktitle = {Didaktik der Physik - Bochum 2009}, publisher = {Lehmanns Media}, address = {Berlin}, year = {2009}, language = {en} }