This study aims to analyze the teachers and students need analysis, to explain the development of learning media based digital folklore story telling in the form of flipbook and to explain the effectiveness and responsive media to enrich the students’ vocabulary especially for EFL Young Learners. The method of this research was research and development (RnD) based on ADDIE procedure and applied the pre-experimental design. The samples of need analysis were 4 teachers and 5 students, and the participants of pretest and posttest were 30 students of the fifth graders of MIS Asy- Syafi’iyyah Jatibarang Brebes in academic year of 2021/2022. This research was conducted through the following procedure : the first was conducting the teachers and students’ need analysis to know their needs. Next designing and developing the media, implementing the media, and evaluating. In the implementing phase, researcher conducted pretest, treatment, and posttest. Based on to the research findings, it revealed that the mean score of pretest was 47, while the mean score of posttest was 76.3 and the effectiveness of the media was moderate with value 59.6 (quite effective). It can be concluded that the digital learning media developed by researcher had helped the students to enrich their English vocabularies and understanding the sentences.