عثمان عبدالله الفكي محمد, عبير2016-10-262016-10-262016-10-011858-6228http://hdl.handle.net/123456789/3026Virtual Environments are Became great importance in the field of education they provide a three-dimensional environments are characterized by realism, and provides interaction and integration or indulgences (Immersive) users, in addition to the opportunity to build and create relationships and links between the student and the teacher for that teacher must understand these virtual environments three-dimensional and discover how and the possibility of improving the performanceThesis