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/lnIAnRQhQqk.jpg?itok=SoCwgB9X)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/891781065.jpg?itok=q-nZW_TY)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/652342151.jpg?itok=_8ChzzPT)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/2d3hTUfn684.jpg?itok=qqb2ydM3)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/l3eMUDXxbks.jpg?itok=EXxRAhIV)
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![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/D9rpURQDwKU.jpg?itok=ZfVRrV25)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/MUQKU-HOnaM.jpg?itok=GZ7NcN7e)
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