Sprütten, F., Lena Wessel, K. Zentgraf, and S. Prediger. “Fach- und sprachintegrierte Ansätze für Neuzugewanderte.” In Sprachbildender Mathematikunterricht in der Sekundarstufe. Ein forschungsbasiertes Praxisbuch, edited by S. Prediger, 115–30. Berlin: Cornelsen Skriptor, 2020.
LibreCat: /record/48405

Wessel, Lena, S. Prediger, A. Stein, M. Wijers, and V. Jonker. Language for Mathematics in Vocational Contexts. Handbook for Teachers and Facilitators. Dortmund/Arnsberg: DZLM, 2020.
LibreCat: /record/48406

Biehler, Rolf, and Viviane Durand-Guerrier. “University Mathematics Didactic Research on Number Theory, Algebra, Discrete Mathematics, Logic.” In Proceedings of the Third Conference of the International Network for Didactic Research in University Mathematics (INDRUM 2020, 12-19 September 2020), edited by T. Hausberger, M. Bosch, and F. Chelloughi. Bizerte, Tunisia: University of Carthage and INDRUM, 2020.
LibreCat: /record/35811

Lünne, Steffen, Susanne Schnell, and Rolf Biehler. “Motivation of Out-of-Field Teachers for Participating in Professional Development Courses in Mathematics.”https://doi.org/10.1080/02619768.2020.1793950__European Journal of Teacher Education 44, no. 5 (2020): 688–705.https://doi.org/10.1080/02619768.2020.1793950 .
LibreCat: /record/35701
DOI: 10.1080/02619768.2020.1793950

Barzel, Bärbel, and Rolf Biehler. “Theory-Based Design of Professional Development for Upper Secondary Teachers–Focusing on the Content-Specific Use of Digital Tools.” In Professional Development and Knowledge of Mathematics Teachers, edited by Stefan Zehetmeier, Despina Potari, and Miguel Ribeiro, 163–192. London: Routledge, 2020.
LibreCat: /record/35808

Feudel, Frank, and Rolf Biehler. “Students’ Understanding of the Derivative Concept in the Context of Mathematics for Economics.”https://doi.org/10.1007/s13138-020-00174-z__Journal Für Mathematik-Didaktik 42, no. 1 (2020): 273–305.https://doi.org/10.1007/s13138-020-00174-z .
LibreCat: /record/35822
DOI: 10.1007/s13138-020-00174-z

Kempen, Leander, and Rolf Biehler. “Using Figurate Numbers in Elementary Number Theory – Discussing a ‘Useful’ Heuristic From the Perspectives of Semiotics and Cognitive Psychology.”https://doi.org/10.3389/fpsyg.2020.01180__Frontiers in Psychology 11 (2020): 1180.https://doi.org/10.3389/fpsyg.2020.01180 .
LibreCat: /record/35709
DOI: 10.3389/fpsyg.2020.01180

Kempen, Leander, Sandra Krämer, and Rolf Biehler. “Was verstehen Schülerinnen und Schüler unter eBeweis“? 3 ausgewählte Ergebnisse einer Pilotstudie.”https://doi.org/10.17877/DE290R-21418__In Beiträge zum Mathematikunterricht 2020, edited by H.-S. Siller, W. Weigel, and J. F. Wörler, 489392. Münster: WTM-Verlag, 2020.https://doi.org/10.17877/DE290R-21418 .
LibreCat: /record/35827
DOI: 10.17877/DE290R-21418

Biehler, Rolf, Leander Kempen, and Walther Paravicini. “Hochschuldidaktik Mathematik: Fachbezogenes Design und empirische Studien.”https://doi.org/10.17877/DE290R-21487__In Beiträge zum Mathematikunterricht 2020, edited by H.-S. Siller, W. Weigel, and J. F. Wörler, 1347–48. Münster: WTM-Verlag, 2020.https://doi.org/10.17877/DE290R-21487 .
LibreCat: /record/35819
DOI: 10.17877/DE290R-21487

Fleischer, Yannik, and Rolf Biehler. “Automatisierte Entscheidungsverfahren als Thema im allgemeinbildenden Mathematikunterricht.”https://doi.org/10.17877/DE290R-21301__In Beiträge zum Mathematikunterricht 2020, edited by H.-S. Siller, W. Weigel, and J. F. Wörler. Münster: WTM-Verlag, 2020.https://doi.org/10.17877/DE290R-21301 .
LibreCat: /record/35823
DOI: 10.17877/DE290R-21301

Griese, Birgit, Ralf Nieszporek, and Rolf Biehler. “Frei verfügbare Materialien für Unterricht und Fortbildung: Stochastik verständnisorientiert unterrichten.” Stochastik in der Schule 40, no. 1 (2020): 10–17.
LibreCat: /record/35826

Lünne, Steffen, Susanne Schnell, and Rolf Biehler. “Ffunt@OWL – Konzept und Gestaltungsprinzipien zur Qualifizierung fachfremd Mathematik unterrichtender Lehrkräfte der Sekundarstufe I.”https://doi.org/10.1007/978-3-658-27293-7_6__In Professionelles Handeln im fachfremd erteilten Mathematikunterricht, edited by R. Porsch and B. Rösken-Winter, 141–67. Wiesbaden: Springer Spektrum, 2020.https://doi.org/10.1007/978-3-658-27293-7_6 .
LibreCat: /record/35914
DOI: 10.1007/978-3-658-27293-7_6

Lankeit, Elisa, and Rolf Biehler. “‘I Only Know the Absolute Value Function’–About Students’ Concept Images and Example Spaces Concerning Continuity and Differentiability.” In Proceedings of the Third Conference of the International Network for Didactic Research in University Mathematics (INDRUM 2020, 12-19 September 2020), edited by T. Hausberger, M. Bosch, and F. Chelloughi. Bizerte, Tunisia: University of Carthage and INDRUM, 2020.
LibreCat: /record/35912

Kempen, Leander, Sandra Krämer, and Rolf Biehler. “Investigating High School Graduates’ Personal Meaning of the Notion of ‘Mathematical Proof.’” In Proceedings of the Third Conference of the International Network for Didactic Research in University Mathematics (INDRUM 2020, 12-19 September 2020), edited by T. Hausberger, M. Bosch, and F. Chelloughi, 358–67. Bizerte, Tunisia: University of Carthage and INDRUM, 2020.
LibreCat: /record/35829

Lankeit, Elisa, T. Bauer, and Rolf Biehler. “Votingfragen in den Übungen zur Analysis – Wirkung verschiedener Einsatzszenarien.”https://doi.org/10.17877/DE290R-21396__In Beiträge zum Mathematikunterricht 2020, edited by H.-S. Siller, W. Weigel, and J. F. Wörler, 1361–64. Münster: WTM-Verlag, 2020.https://doi.org/10.17877/DE290R-21396 .
LibreCat: /record/35911
DOI: 10.17877/DE290R-21396

Schürmann, Mirko, Lara Gildehaus, Michael Liebendörfer, Niclas Schaper, Rolf Biehler, Reinhard Hochmuth, Christiane Kuklinski, and Elisa Lankeit. “Mathematics Learning Support Centres in Germany—an Overview.”https://doi.org/10.1093/teamat/hraa007__Teaching Mathematics and Its Applications: An International Journal of the IMA 40, no. 2 (2020): 99–113.https://doi.org/10.1093/teamat/hraa007 .
LibreCat: /record/35712
DOI: 10.1093/teamat/hraa007

Liebendörfer, Michael, Robin Göller, Lara Gildehaus, Jörg Kortemeyer, Rolf Biehler, Reinhard Hochmuth, Laura Ostsieker, Jana Rode, and Niclas Schaper. “The Role of Learning Strategies for Performance in Mathematics Courses for Engineers.” In Proceedings of the Third Conference of the International Network for Didactic Research in University Mathematics (INDRUM 2020, 12-19 September 2020), edited by T. Hausberger, M. Bosch, and F. Chelloughi. Bizerte, Tunisia: University of Carthage and INDRUM, 2020.
LibreCat: /record/35913

Biehler, Rolf, Michael Liebendörfer, Angela Schmitz, Yael Fleischmann, Sandra Krämer, Laura Ostsieker, and Sarah Schlüter. “studiVEMINTvideos – Mathematische Lernvideos zur Studienvorbereitung und Unterstützung im ersten Studienjahr.”https://doi.org/10.17877/DE290R-21234__In Beiträge zum Mathematikunterricht 2020, edited by H.-S. Siller, W. Weigel, and J. F. Wörler. Münster: WTM, 2020.https://doi.org/10.17877/DE290R-21234 .
LibreCat: /record/35820
DOI: 10.17877/DE290R-21234

Biehler, Rolf, Yannik Fleischer, Lea Budde, Daniel Frischemeier, Dietrich Gerstenberger, Susanne Podworny, and Carsten Schulte. “Data Science Education in Secondary Schools: Teaching and Learning Decision Trees with CODAP and Jupyter Notebooks as an Example of Integrating Machine Learning into Statistics Education.” In New Skills in the Changing World of Statistics Education Proceedings of the Roundtable Conference of the International Association for Statistical Education (IASE), edited by P. Arnold. Voorborg, The Netherlands: ISI/IASE, 2020.
LibreCat: /record/35814

Budde, Lea, Daniel Frischemeier, Rolf Biehler, Yannik Fleischer, Dietrich Gerstenberger, Susanne Podworny, and Carsten Schulte. “Data Science Education in Secondary School: How to Develop Statistical Reasoning When Exploring Data Using CODAP.” In New Skills in the Changing World of Statistics Education: Proceedings of the Roundtable Conference of the International Association for Statistical Education (IASE), July 2020, edited by P. Arnold. Voorborg, The Netherlands: ISI/IASE, 2020.
LibreCat: /record/35821