AUTHOR=Walter Daniel , Bergmann Andreas , Maibach Meike , Huethorst Lara , Reinartz Lea , Grünewald Nina , Selter Christoph , Harrer Andreas TITLE=How pre-service teachers can be supported to increase their diagnostic skills in mathematics—design and evaluation of a learning platform for university teacher training JOURNAL=Frontiers in Education VOLUME=10 YEAR=2025 URL=https://www.frontiersin.org/journals/education/articles/10.3389/feduc.2025.1510828 DOI=10.3389/feduc.2025.1510828 ISSN=2504-284X