Guests
| April - June 2019 | Bjarke Kristian Maigaard Kjær Pedersen | University of Southern Denmark (Odense, Denmark) | PANaMa project | |
| January - June 2015 | Meret Stöckli | University of Zurich (Switzerland) |  |
Mobilitätsstipendium des Schweizerischen Nationalfonds |
| November 2014 - October 2015 | Prof. Dr. Michael Neubrand | University of Oldenburg |  |
Senior Researcher |
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April - July 2014 |
Maurus Küttel | PH Luzern (Switzerland)
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Weiterbildungsstipendiant der Aebli-Naef-Stiftung |
| January 2010 | Dr. Joanna Bauer | University College Bergen (Norway) |  |
Teaching and learning mathematics education (Erasmus Programm) |
| February - March 2009 | Prof. Natalia Sgreccia | Universidad National de Rosario (Argentina) | Spatial geometry in the training of teachers: the generation of bridges between disciplinary and didactic formation (DAAD) | |
| September 2008 | Dr. Stefan Ufer | LMU Munich |  |
Individuelle Bedingungsfaktoren geometrischer Beweiskompetenz |
