AU - بدوي، محمد عبد الذادي AB - The goal of research is to measure the effectiveness of teaching using virtual classrooms in achievement and the development of electronic communication skills I have Educational Diploma and attitudes students towards the study sample consisted of 90 students from the Educational Diploma students of the Faculty of Education, King Khalid University, were divided into three groups, two experimental and one officer was teaching each group separately the first group using the virtual classroom concurrent and second use ALL virtual classrooms asynchronous through Blackboard Collaborate either control group using the usual way in order to achieve the goals of research and the application of the following tools: achievement test, and note card electronic communication skills, and the measure of attitudes towards the use of virtual classrooms, It has resulted in Search results: 1) There are significant differences at the level (0.50) between the mean scores of the first experimental group students (taught using virtual classrooms concurrent) and the second experimental group (which is considering using virtual classrooms is Almetzamnah) in each of the dimensional application (achievement test and Card observation and measure trends). 2) There are significant differences at the level (0.50) between the mean scores of the first experimental group students (taught using virtual classrooms concurrent) and the control group (which is considering using the usual method) in each of the dimensional application (achievement test and note card and gauge trends). 3) There are significant differences at the level (0.50) between the mean scores of the second experimental group students (taught using virtual classrooms is Almetzamnah) and the control group (which is considering using the usual method) in each of the dimensional application (achievement test and note card and scale trends). (Published abstract) http://search.shamaa.org/abstract_en.gif OP - ص ص. 155-184 T1 - فعالية التدريس باستخدام الفصول الافتراضية في التحصيل وتنمية مهارات التواصل الالكتروني لدى طلاب الدبلوم التربوي واتجاهاتهم نحوها [مقال] UL - 2 https://jes.kku.edu.sa/ar/file/571/download?token=jD875tIz محتوى العدد (PDF)