Recent research in the science of learning emphasize the importance of active, lifelong learning that requires students to be active inventors, rather than passive recipients, of knowledge. Therefore, "Learning in Activity" refers to students who are able to be self-directed and to actively engage in a learning community utilizing new technologies. In this paper and presentation at the ICCE 2006, I show the pedagogical framework of the study, the research design, and first results of the exploration of educational practice based upon three ethnograpic case studies in Germany, U.S., and Switzerland