Children’s understanding of length measurement using a ruler in Preschool and Primary Education: A cross-national longitudinal study

Gómezescobar, A., Rodrigues, M., Fernández-Cézar, R., Fernández-Cézar, R. (2023). Children’s understanding of length measurement using a ruler in Preschool and Primary Education: A cross-national longitudinal study. The Journal of Mathematical Behavior, 69, 101048. DOI: https://doi.org/10.1016/j.jmathb.2023.101048