Part I Game Production:Three Approaches Towards Teaching Game Production, by Tuomas Mäkilä, Harri Hakonen, Jouni Smed, Andy Best; Design and Architecture of Sidh - a Cave Based Firefighter Training Game, by Mikael Lebram, Per Backlund, Henrik Engström, Mikael Johannesson; Human-Centred Design and Exercise Games - User's Experiences of a Fitness Adventure Prototype, by Antti Väätänen, Jaana Leika; Children's Involvement in the Design of Game-Based Learning Environments. Cases Talarius and Virtual Peatland, by Tuula Nousiainen; Part II Learning: Designing Serious Games for Computer Assisted Language Learning - a Framework for Development and Analysis, by Bente Meyer, Birgitte Holm Sørensen; Competence Complexity and Obvious Learning; Experience from Making a Language Learning Game, by Ellen Brox, Audun Heggelund, Gunn Evertsen; The Attitudes of Finnish School Teachers Towards Commercial Educational Games, by Minna Klemetti, Olli Taimisto, Paula Karppinen; Using Videogames as Educational Tools: Building Bridges Between Commercial and Serious Games, by Pilar Lacasa, Laura Méndez, Rut Martíne; Part III Social Perspective: Let's Play Together with the Camera of Your Mobile Device, by Ekaterina Kuts, Carolina Islas-Sedano, Erkki Sutinen; AnimalClass: Social Networks in Gaming, by Harri Ketamo, Marko Suominen; Multiplayer Interface for a Computer-Augmented Learning Game, by Ari Putkonen, Markus Forstén; Part IV Technical Applications: RACER: A Non-Commercial Driving Game which Became a Serious Tool in the Research of Driver Fatigue, by Narciso González, Igor Kalyakin, Heikki Lyytinen; VIPROSA - Game-like Tool for Visual Process Simulation and Analysis, by Tapani Liukkonen.