Contrary to classical problem-based learning, in guided problem-based learning, the learning goals are predetermined by the instructor--on the basis of a detailed decomposition of the subject matter to be studied--to activate prior knowledge and to structure self-study and subsequent group discussion. This study investigated the effects of…

This article reports on the professional development of teacher educators within the context of a national project, "Professional Quality of Teacher Educators," where a professional standard and a standards-based procedure of (self-)assessment and professional development have been created and effectively implemented. This project…

Tools to support teachers and learning technologists in the creation of effective learning designs are currently in their infancy. This paper describes a metadata model, devised to assist in the conception and design of new learning activities, that has been developed, used and evaluated over a period of three years. The online tool that embodies…