Using a Knapsack Model to Optimize Continuous Building of a Hybrid Intelligent Tutoring System: Application to Information Technology Professionals

53 Assessing Foreign Language Learning Through Mobile Game-Based Learning Environments Manuel Palomo-Duarte, Escuela Superior de Ingeniería, University of Cadiz, Spain Anke Berns, Facultad de Filosofía y Letras, University of Cadiz, Spain Alberto Cejas, Escuela Superior de Ingeniería, University of Cadiz, Spain Juan Manuel Dodero, Escuela Superior de Ingeniería, University of Cadiz, Spain Juan Antonio Caballero, Facultad de Ciencias de la Educación, University of Cadiz, Spain Iván Ruiz-Rube, Escuela Superior de Ingeniería, University of Cadiz, Spain