User contributions for Marcokalz
Jump to navigation
Jump to search
15 October 2008
- 20:5320:53, 15 October 2008 diff hist +214 N User:Marcokalz New page: Researcher at the Centre for Learning Sciences and Technologies (CELSTEC) of the Open University of the Netherlands. More info on my [http://www.marcokalz.de| homepage] and [http://elgg.o...