Edmodo is one of application in learning course that lecturer or teacher used in learning and teaching. This research aims at describing the Students’ Experiences and their problems of Using Edmomdo in Learning Semantics by English Department Students Faculty of Teacher Training and Education Mulawarman University. The researcher got the data for this research from interview. The techniques of collecting the data were interview and documentation. For technique of analyzing the data were data collection, data reduction, data display and conclusion: drawing and verification. For the trustworthiness of the data, the researcher used investigator triangulation. The result of the analysis shows that the students’ experiences of using edmodo in learning semantics by English Department students brought advantages and disadvantages for the students. The students experiences in learning. Students can prepare themselves, reading source of materials, self-skill in managing, interacting in learning, creativity in learning and their self-role work in team. The problems in learning semantics faced by the students are error system quiz and low signal.