“Fermi Problems and Modelling Eliciting Activities As a Resource to Promote Mathematical Modelling Among Primary School Students”. Edma 0-6: Educación Matemática en la Infancia 13, no. 1 (August 1, 2024): 58–92. Accessed January 16, 2026. https://revistas.uva.es/index.php/edmain/article/view/8923.