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  • Marcinek, T.: Geometric Constructions as Interactive Java Applets with Automated Feedback. Presentation at Joint Mathematics Meetings, San Francisco, California, 2010.
  • Marcinek, T.: (2009): So You Think You Can Find the Midpoint In: Matematics from the Perspective of Primary Education, University of Banská Bystrica, Slovakia.
  • Marcinek, T.: Personal Experience as a Reference Point for Interpretations of International Comparisons: Fragments from Qualitative Research. Presentations at the 10th International Congress on Mathematical Education, Copenhagen, Denmark 2004.
  • Marcinek, T.: On Initiatives with Impact on Education of Mathematics Teachers in the Slovak Republic. Presentation referenced in: Proceedings of the 9th International Congress on Mathematical Education. Kluwer Academic Publishers Tokyo, Japan, 2004.
  • Ph.D., Comenius University in Bratislava, Slovakia, 2002
  • M.Sc., Comenius University in Bratislava, Slovakia, 1995
  • Mathematical and technological knowledge for teaching K-8 mathematics and related cross-national issues
  • Open-source dynamic geometry systems in K-8 education
  • National Council of Teachers of Mathematics (NCTM)
  • The Mathematical Association of America (MAA)
  • Slovak Mathematical Society (SMS)
  • Union of Slovak Mathematicians and Physicists (ISMF)

Courses Taught

  • Mathematics for elementary teachers
  • Geometry for K-8 teachers
  • Mathematical structures for K-8 teachers
  • History of elementary mathematics for K-8 teachers