In the Arena Global resources many exercises that designed to promote team-work and collaborative learning were introduced during the first semester. Examples of exercises were: a) adventure based experiential learning b) supervised peer review of written (process writing) and oral student presentations c) an exercise that revealed the disadvantages with lack of co-operation d) a home-work exercise where the students were encouraged to co-operate e) team-work dealing with water resources in an international perspective f) student panel discussion where knowledge from two different courses was integrated g) a tree-day study tour where the students learn to know each other. The students were also encouraged to read texts describing advantages with collaborative learning.