This paper presents the course of events of a five-day summer camp on environmental chemistry with high emphasis on chemical analysis. The annual camp was optional and open for students of all disciplines and levels. The duration of the summer camp was five and a half days in the Feldberg Lake District in northeast Germany (federal state of…

In education systems learners are expected to possess an increased degree of autonomy and show initiative in learning processes, inspecting learning materials and understanding contents. An efficient growth of knowledge inside and outside of school is only possible if students have skills which initiate, guide and control the search for…

This report is based in large part upon a personal examination of the fresh water and marine biological stations of Europe, made in the summers of 1908 and 1909. Its purpose is to put in convenient form for reference an account of the history, organization, equipment, and work of the various stations of Europe, and to indicate their relations to…