The laboratory course purpose is to create hands-on experience on i) implementing ecosystem infrastructure services, ii) modeling and/or implementing reusable services for the selected open service ecosystem that is shared with other students, creating a game-like experience in utilising the self-created services, iii) modeling business network models for defining the "game" in which the just mentioned services act as components, iv) implementing/tailoring MDE tools or viewpoint modeling tools for specific ecosystem types, v) trying out service-oriented engineering methods and tools, and vi) simulating the behaviour of selected ecosystems or business network models.