نتائج البحث
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العلوم الطبيعية والرياضيات والإحصاء
فيديو
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العلوم الطبيعية والرياضيات والإحصاء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Group%2036.png?itok=2YTbU6cn)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/GoM7j-6PQ_w.jpg?itok=3Kz7YG3U)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/tBwmVuLFFjQ.jpg?itok=IdXe3dej)
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![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/1mybRNPEWgE.jpg?itok=iLso5BCb)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/8EA-g3ECCmw.jpg?itok=Bcio3VcM)
العلوم الطبيعية والرياضيات والإحصاء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Group%2036.png?itok=2YTbU6cn)
المصفيـات: