@inbook {875, title = {GOFEX {\textendash} Grundschullabor f{\"u}r Offenes Experimentieren. Grundlegende Konzeption}, booktitle = {Lernen und kindliche Entwicklung}, volume = {19, Probleme und Perspektiven des Sachunterrichts}, year = {2009}, pages = {229-236}, publisher = {Verlag Julius Klinkhardt}, organization = {Verlag Julius Klinkhardt}, address = {Bad Heilbrunn}, author = {Peschel, Markus}, editor = {Lauterbach, Roland and Giest, Hartmut and Marquardt-Mau, Brunhilde} }