نتائج البحث
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![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/B5xDRJPO1gE.jpg?itok=gcW8gvMb)
العلوم الطبيعية والرياضيات والإحصاء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/%D8%B4%D8%B9%D8%A7%D8%B1%20%D9%88%D8%B2%D8%A7%D8%B1%D8%A9%20%D8%A7%D9%84%D8%AA%D8%B9%D9%84%D9%8A%D9%85%20%D8%A7%D9%84%D8%B3%D8%B9%D9%88%D8%AF%D9%8A%D8%A9%20%D8%A7%D8%B9%D9%84%D9%89%20%D8%AC%D9%88%D8%AF%D8%A9.png?itok=7kDIk-NI)
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![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/DlTDAVZZzOY.jpg?itok=7SBnF8Q_)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/XBuCXLFrVO4.jpg?itok=nNOSpKA9)
العلوم الطبيعية والرياضيات والإحصاء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Web%201920%20%E2%80%93%2014.png?itok=GrXQdwA4)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/hx4vL2zvwDg.jpg?itok=0ls_D1Vy)
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المصفيـات: