General

• Doorman, L.M., Bos, R.D., de Haan, D.L., Jonker, V.H., Mol, A. & Wijers, M.M. (2019). Making and Implementing a Mathematics Day Challenge as a Makerspace for Teams of Students. International Journal of Science and Mathematics Education, 17 (1), 149-165.
  https://doi-org.proxy.library.uu.nl/10.1007/s10763-019-09995-y
• Doorman, L.M., Drijvers, P.H.M., Dekker, G.H., van den Heuvel-Panhuizen, M.H.A.M, de Lange, J. & Wijers, M.M. (2007). Problem solving as a challenge for mathematics education in The Netherlands. ZDM – Mathematics Education, 39 (5-6), 405-418.
  https://doi-org.proxy.library.uu.nl/10.1007/s11858-007-0043-2

Mathematics Alympiad

• Wijers M., de Haan D. (2020). Mathematics in Teams—Developing Thinking Skills in Mathematics Education. In: Van den Heuvel-Panhuizen M. (eds) National Reflections on the Netherlands Didactics of Mathematics (pp. 15-29). ICME-13 Monographs. Springer, Cham.
  https://doi-org.proxy.library.uu.nl/10.1007/978-3-030-33824-4_2

Mathematics B-Day

• Bulková, K., Medová, J., & Ceretková, S. (2020). Identification of Crucial Steps and Skills in High-Achievers’ Solving Complex Mathematical Problem within Mathematical Contest. Journal on Efficiency and Responsibility in Education and Science, 13(2), 67-78.
  https://doi.org/10.7160/eriesj.2020.130202
• Medová, J., Bulková, K. O., & Čeretková, S. (2020). Relations between Generalization, Reasoning and Combinatorial Thinking in Solving Mathematical Open-Ended Problems within Mathematical Contest. Mathematics, 8(12), 2257. https://doi.org/10.3390/math8122257

Big Mathematics Day

• Jonker, V., Wijers, M., Abels, M. and Keijzer, R. (2016). Let’s have a look behind the code. The Big Mathematics Day 2016 (Netherlands) about coding without computer (PDF), PATT (pp. 8). De Bilt, the Netherlands: PATT.
• Wijers, M. and Jonker, V. (2011). Change and counting: example from the Big Math Day 2010 (PDF). Utrecht: Utrecht University, Freudenthal Institute.