This paper presents Diagram, a learning environment for object-oriented modelling (OOM) with UML class diagrams. Diagram an open environment, in which the teacher can add new exercises without constraints on the vocabulary or the size of the diagram. The interface includes methodological help, encourages self-correcting and self-monitoring, and…

In the last years, Instructional Design has seen the development of visual notation systems for supporting and enhancing the design process. Some of them concern the definition of learning goals, while others address the definition of learning activities or learning materials. These tools supposedly reduce the cognitive load and enhance design…

This article presents a design of educational software employing group competition using a large interactive electronic whiteboard, and a report on its experimental use. Group competition and collaboration are useful methods to cultivate originality and communication skills. To share the same space, the same large screen, and face-to-face…