A simple and universal spool holder. Remix of voltivo's one, more secure, easier to print and stable.
I am a PhD student in a research and teaching unit at University of Geneva. My PhD work focuses on conceptual change in physics through the use of augmented reality systems. I notably mentor graduate students in a course on serious game design. I have also previous experience in the field of Citizen Sciences (research), workflow based e-learning systems (research), 3D modelling, web and game development.
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