The following resource contains the replication package for the analysis of the results of the experiment described in the paper Gamification of Conceptual Modeling Education: An Analysis of Productivity and Students' Perception submitted to the journal Software Quality Journal. The resource contains the following files:UMLegend Data.xlsx An Excel file that contains the metrics found in the diagrams produced by the participants of the experiment (the size of their diagrams and the progress score obtained).UMLegend Diagrams.zip A compressed folder that contains all the diagrams produced by the participants that have been analyzed.</p