1 Subjects: “...ÖFOS 2012, History of natural sciences...”

2 Subjects: “...ÖFOS 2012, History of natural sciences...”

3 Subjects: “... Forschung, Test, Rasch Analysis, Explorative Studie, Instruction in natural science subjects, Primary school...”

4 Subjects: “...; Primary school pedagogics; Instruction in natural science subjects; Primary school science and social...”

5 Subjects: “...natural science...”

6 Subjects: “...natural science...”