The aim of this research was to investigate the effectiveness of using computer mediated team based learning in developing EFL prospective teachers' presentation skills and reducing their foreign language anxiety. The design of the research is a mixed research methodology. It combines both quantitative and qualitative methods of inquiry. The study sample consisted of twenty students enrolled in fourth year English section at Faculty of Education, Benha University, Egypt. They were tested before and after the intervention. They were taught through a computer mediated team based learning. The instruments of the research included an EFL presentation skills scale, foreign language anxiety scale and a semi-structured interview. Results of the research revealed a statistically significant difference between the mean score of the study participants in the pre and post administration of the EFL presentation skills in favor of the post administration. Also, students' foreign language anxiety was reduced. These results were ascribed to computer mediated team based learning .