1. Chair of Science Education, Department of Chemistry, University of Konstanz, 78464 Konstanz, Germany
2. Chair of Science Education, Thurgau University of Education, 8280 Kreuzlingen, Switzerland
3. Department of Biology and Chemistry, Institute for Science Education (IDN)—Chemistry Education, University of Bremen, 28334 Bremen, Germany
4. Faculty of Mathematics and Natural Sciences, Universitas Negeri Malang, Malang 65145, Indonesia