Tim Läufer-Wolf

Academic Background

• 2015 – Abitur (German high-school diploma; advanced courses in German & Chemistry), Kurt-Schumacher-Schule Karben, grade 2.1
• 2021 – First State Examination (Physics/Computer Science for secondary school teacher training), Goethe University Frankfurt, grade 1.8
• Since 2021 – Research associate and PhD candidate in mathematics didactics, MATIS-1 research group (Prof. Dr. Matthias Ludwig), Goethe University Frankfurt am Main

Project Work

• <colette/> – Technical Lead since 09/25 – Fullstack (LAMP, Angular, PHP, MySQL, LAMP Stack), Erasmus+ Project, awarded "Gütesiegel Lernapps" Austria
• MCM – Developer and Project Member – Fullstack (LAMP, AngularJS, Media Server, S3), Erasmus+ Project "Matrix", awarded "Gütesiegel Lernapps" Austria
• Dimension – Technical Lead – Fullstack (LAMP, Angular, Fusionauth, Media Server, S3), Erasmus+ Project "Dim2ension"

Skills

• Technical leadership in Erasmus+ educational projects (colette, MCM, Dimension)
• Frontend development with Angular
• REST backend development with PHP 7 + 8
• Server infrastructure with Linux: Apache, SSL, certbot/LetsEncrypt, Cron
• Python: Research data analysis, diagrams, transcription with Whisper/OpenAI, proxy for Languagetool/TeXStudio
• Hosting own applications on Linux VPS with Docker and Apache (Kavita, Tandoor, Rocket.Chat)

• 3D printing in education
• Qualitative content analysis
• Questionnaire design
• Guided interviews

Teaching

• WiSe 21/22: "Math Teaching with New Technologies" (with M. Ludwig & M. Schubert); "Programming Languages in CS Education"
• SoSe 22: "Creating Teaching Materials with 3D Printing" (with M. Ludwig); "Didactics of Geometry L2/L5" (with S. Jablonski & M. Ludwig)
• WiSe 22/23: "Creating Teaching Materials with 3D Printing"
• SoSe 23: "Creating Manipulatives with 3D Printing"; 3 research lesson series on 3D printing (grades 4, 7, 8)
• WiSe 23: "Creating Manipulatives with 3D Printing"; "Didactics of Geometry L2/L5" (with M. Ludwig & S. Wetzel)
• SoSe 24: "Creating Manipulatives with 3D Printing"
• WiSe 24/25: "Creating Manipulatives with 3D Printing"
• SoSe 2025: "Didactics of Geometry" (L3, with Prof. Dr. Ludwig)
• WiSe 25/26: "Didactics of Algebra" (with Gogesch & Prof. Dr. Ludwig)

Publications

• Dengel, A., Auer, A., Urlbauer, P., & Läufer, T. (2022). Game-Based Teaching of Basic Hardware Components With VR. ACM ITiCSE.
• Dengel, A., Läufer, T., & Gehrlein, R. (2023). The Engaging Computer Science Education Laboratory. ACM SIGCSE.
• Läufer, T., & Ludwig, M. (2023). Bringing 3D Printing into Student Teachers’ Mathematics Education. ROSEDA.
• Schmidthaler, E., Läufer, T., & Ludwig, M. (2023). Computational Thinking Tasks in <colette/>. CSEDU.
• Staeter, R. S., Läufer, T., & Ludwig, M. (2023). How <colette/> Facilitates Teaching Computational Thinking. ROSEDA.
• Läufer, T., & Ludwig, M. (2023). Building knowledge by creating manipulatives with the 3D printer. HEAd’23.
• Läufer, T., Stäter, R. S., & Ludwig, M. (2024). Fostering algorithmic thinking in mathematics education with AR. Springer.
• Jablonski, S., Läufer, T., & Ludwig, M. (2023). Make it real: Student teachers’ professional development. CERME13.
• Jablonski, S., Cahyono, A. N. & Läufer, T. (2024). AR vs. 3D printing technologies—A comparison. MEDA4.
• Läufer, T., Ludwig, M. (2024). 3D-Druck in der Mathematiklehramtsbildung. GDM 2024.

Committee Work

• Student member of the appointment committee for Computer Science Didactics (2022)
• Member of the Directorate of the Institute for Didactics of Mathematics and Computer Science since 06/23
• Member of the appointment committee for Mathematics Didactics (Primary Level, 2024–2025)
• Member of the International Program Committee CERME15 (2027)

Third-Party Funding

• "3D Printers in Mathematics Teacher Education" (06/23 – 01/26), Dr. Hans-Messer Foundation, €167,190
• Conference funding CERME 2023: €500
• Erasmus+ Staff Mobility: 09/24 Halden, €1355; 01/25 Oslo, €849
• Conference funding GDM 2025: €1000
• Project proposal 3D printing with Halden/Norway (not approved)

Conferences and Meetings

• 08/22 YESS, Linz, Austria
• 08/22 GDM, Frankfurt, Germany
• 09/22 Symposium VR/AR in mathematics education, Siegen, online
• 02/23 ROSEDA, Porto, Portugal
• 05/23 Networking Conference Uni Siegen, Germany
• 06/23 HEAd, Valencia, Spain
• 07/23 CERME13, Budapest, Hungary
• 03/24 MNU Jena
• 03/24 GDM Essen
• 05/24 EdTech Summit Salzburg
• 07/24 ICME Sydney
• 02/25 CERME14
• 03/25 GDM Saarbrücken

• 06/21 – Annual Meeting <colette/>, digital
• 11/21 – technical Meeting <colette/>, digital
• 05/22 – Annual Meeting <colette/>, Lyon
• 08/23 – Annual Meeting <colette/>, Frankfurt
• 01/25 – Erasmus+ Preparational Meeting "FabMath", Oslo
• 05/25 – Annual Meeting Matrix, Linz
• 06/25 – Annual Meeting Dimension, Rhodes

Exhibitions, Teacher Training, and Workshops

• 08/22 MCM GDM 2022
• 09/23 MCM/Asymptote/colette State Specialist Day "Media and Education" Hesse
• 11/23 MCM/Asymptote/colette Goethe University Networking Conference; GU @ Games
• 03/24 MCM/Asymptote/colette at the MNU Federal Congress 2024, Jena
• 09/25 Booth at the Polytechnical Society Foundation Anniversary (3D Printing & MATIS-1 Projects)

• 11/21 Workshop: Virtual Drone with AR in <colette/> at HRPI Annual Conference
• 02/23 Teacher Training: "Bringing 3D Printing to Schools" at Georg-Büchner-Gymnasium Flörsheim
• 03/23 Lecture on MathCityMap at the Mathematics Day, Frankfurt School of Finance
• 11/23 Workshop: "Experiencing Mathematics Outdoors with MathCityMap" at DPFA-Regenbogen-Gymnasium Augustusburg
• 03/25 Lecture "Creating 3D Models with TinkerCAD in Schools" at digi@school 2025
• 03/25 Lecture "Outdoor Learning Fun: Mathematics with MathCityMap" at digi@school 2025
• Workshops on 3D Printing at the Digitechnikum (10/22, 10/23, 10/24, 10/25)

Lectures

• 03/24: MNU Federal Congress Jena: "3D Printing in Math Education" (with S. Jablonski & M. Ludwig)
• 09/24: MCM at Høgskolen I Østfold, Halden, Norway: "Math Trails – Mobile Learning Outside the Classroom with MathCityMap"
• 09/24: PhD study talk for Informatics/Teacher Education: "3D-modelling and printing in teacher education"

Miscellaneous

• 10/23–05/24 – Organization of Social Events for CompuMath
• 10/22, 10/23, 10/24 – Doctoral Colloquium GRADE-Center CompuMath
• Since 06/23 Volunteer at Frankfurt City Library
• 09/23–11/23 Project "Bridges with the 3D Printer"
• Organization of Advanced Seminar Registrations (09/22, 03/23, 09/23, 03/24, 09/24, 03/25, 09/25)
• 07/24 & 07/25 – Interim Reports 3D Printing Hans-und-Ria Messer Foundation
• Participation in Literature Seminar Dr. Phillip Ullmann (WiSe 24/25, SoSe 25)
• Since 2022 Member of the Society for Didactics of Mathematics
• Hiring and Supervision of Student Assistants

Qualifications

• 02/23: "Creating Objects for Teaching and Schools: Finding, Modifying, and Preparing 3D Models for Printing" (Hessian Teacher Academy)
• 03/24: "Science Communication" (eLearning Certificate, studiumdigitale/Goethe University)
• 04/24: "Tools for Creating Digital Learning Content" (eLearning Certificate, studiumdigitale/Goethe University)
• 07/24: "Digital Learning Media" (eLearning Certificate, studiumdigitale/Goethe University)

Supervision of Student Work

• Scientific Papers/Master's Theses:
  • Analysis of Student Processes in 3D Printing 2023 (Second Reviewer)
  • Gender Differences in Representations in Math Textbooks 2025