AU - محمد، ثامر صبري AB - The development has necessitated those in charge of the educational process the need to develop methods of providing information and design appropriate methods to use modern applications that are appropriate for the education process, including learning methods appropriate to the capabilities and capabilities of the student that would reduce individual differences between students to reach them to a high degree of control and adequacy that develop in the student has the flexibility to think and the ability to deal with the many performance requirements and different situations, hence the importance of research in the work on the use of educational exercises on scientific foundations studied to learn the skill of sending volleyball to second grade students is medium, and the research problem lies through the work of the researcher as a teacher and a rule in a game Volleyball Notice the lack of attention to diversity in the use of skills education and development among students despite the importance of this, the researcher used the experimental approach to its suitability of nature and the problem of his research by using the appropriate tools and means to design equal groups and conducted the exploratory experiment on a sample from outside his research sample, while his research sample was from students Brair medium, which was chosen deliberately and consisted of two groups Experimental and control, then he conducted the tribal tests and applied the educational exercises using the method of constructive learning and then the dimensional tests, and used the statistical bag Spss to extract the results and through a research he concluded that the educational exercises according to the method of constructive learning have a positive effect in learning the transmission skill from the top and bottom of the volleyball for second-graders average. (Published abstract) http://search.shamaa.org/abstract_en.gif OP - ص ص. 135-154 T1 - تأثير تمرينات تعليمية وفق إنموذج التعلم البنائي في تعلم مهارة الإرسال بالكرة الطائرة لطلاب الصف الثاني متوسط [مقال] UL - http://search.shamaa.org/PDF/Articles/IQJssd/JssdVol12No42Y2020/jssd_2020-v12-n42_135-154.pdf النص الكامل (PDF) 1 http://search.shamaa.org/fulltext.gif