Development of Pintarin.Edu as a PTK Learning Application to Improve the Quality of Classroom Action Research Results

This study aims to develop the Pintarin.Edu application as a technology-based learning media to improve the competence of Classroom Action Research (PTK) in prospective teachers. The research method used is the 4D development model (Define, Design, Develop, and Disseminate). Application validation involved material and media experts, with material validation results reaching 93.38% in the valid category and 98% media validation results in the valid category. The readability test shows that the application is acceptable with a readability level of 72.43% in the category of valid enough to use. These results indicate that the Pintarin.Edu application is effective as an interactive and adaptive PTK learning tool, and can support prospective teachers in mastering PTK skills. The implementation of this application is expected to improve the quality of teachers in implementing PTK, which has an impact on improving the quality of education.