Acuña Albarrán, J.J. and del Valle López, J.A. 2025. Psychometric design and psychometric validation of an instrument for the assessment of the level of effectiveness in the implementation of an educational model. RIEE | Revista Internacional de Estudios en Educación. 25, 1 (May 2025), 41-60. DOI:https://doi.org/10.37354/riee.2025.251.