Developing Role Play Game for Mathematics based on Guided Inquiry Approach with ADDIE model

This research aims to describe how to develop RPG game as learning media that considered the three quality aspects (validity, practically, and effectiveness). This research conduct Research and Development model (R&D). ADDIE model is adopted as a juncture of developing RPG game that consists of the process that is made up of Analyze, Design, Development, Implementation, and Evaluation phases. Data were got from observation, evaluation of test and non-test to assess the quality of the product. As the instruments of the study, they are validity expert judgment questionnaire, practically questionnaire, observation sheet and student worksheet of the effectiveness. Based on the results, obtained that the RPG game got a 4.17 from the media experts, so it was very valid. The media also got 4.63 from teacher and student's questionnaire results, so it was very practical. Student completeness after using media was 86.7%, so it was to be effective. So, the learning media in the form of RPG game had a good quality.