Proceedings of the 4th International Conference on Computer Supported Education Acronym: CSEDU 2012 Event held on: April 16-18, 2012, in Porto, Portugal Editors: Markus Helfert 1 , Maria João Martins 2 and José Cordeiro 3 Affiliations: 1 Dublin City University, Ireland , 2 Instituto Superior Tecnico, Portugal , 3 Polytechnic Institute of Setúbal / INSTICC, Portugal Vol. 1 - 978-989-8565-07-5 Vol. 2 - 978-989-8565-06-8