@inproceedings{EllbrunnerBarnikelVetter, author = {Ellbrunner, Heike and Barnikel, Friedrich and Vetter, Mark}, title = {„Geocaching" as a method to improve not only spatial but also social skills - Results from a school project}, series = {GI_Forum 2014 - Geospatial Innovation for Society (Berlin)}, booktitle = {GI_Forum 2014 - Geospatial Innovation for Society (Berlin)}, editor = {Vogler, Robert and Car, Adrijana and Strobl, Josef and Griesebner, Gerald}, publisher = {Wichmann}, address = {Berlin}, pages = {348 -- 351}, language = {en} } @article{BarnikelEllbrunnerVetter, author = {Barnikel, Friedrich and Ellbrunner, Heike and Vetter, Mark}, title = {Teaching Spatial Competence Today - From Analogue Maps to Geocaching}, series = {Kartographische Nachrichten - Journal for Cartography and Geographic Information}, volume = {64}, journal = {Kartographische Nachrichten - Journal for Cartography and Geographic Information}, doi = {10.1007/BF03544185}, pages = {257 -- 262}, language = {en} }