@inproceedings{pme336559-casielicitingthediscer,
  title={Eliciting the Discernment of Variables in Young Children Through Betta-the-bee Game},
  author={Casi, Raffaele and Sabena, Cristina and Soldano, Carlotta},
  booktitle={Proceedings of the International Group for the Psychology of Mathematics Education, Volume 1},
  year={2026},
  pages={1283--1290},
  publisher={Psychology of Mathematics Education (PME)},
  issn={2790-3648}
}