@inbook {1565, title = {Designing and studying educational games: Limitations of current design and research approaches in game-based learning}, booktitle = {Playing with Virtuality, Theories and Methods of Computer Game Studies}, year = {2013}, pages = {349-368}, publisher = {Peter Lang}, organization = {Peter Lang}, address = {Frankfurt}, author = {Michael Filsecker and Michael Kerres}, editor = {Bigl, Benjamin and Stoppe, Sebastian} }