

Mathematics in play
Keijzer, R., Peltenburg, M., Van Schaik, M., Boland, A., & Van der Zalm, E. (2021). Mathematics in play. In M. Van den Heuvel-Panhuizen, & A. Kullberg (Eds.), Proceedings of the ICME-14 Topic Study Group 1 Mathematics education at preschool level (pp. 51-59). Shanghai: ICME14.