نتائج البحث
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العلوم الطبيعية والرياضيات والإحصاء
فيديو
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![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/Nmo6sJ18Q7w.jpg?itok=yuZq0tUR)
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/AoofxiOecHA.jpg?itok=GhwiBJiT)
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![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/iT7vL2AD7gY.jpg?itok=6BO6v-d3)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/-Hk43GeDItQ.jpg?itok=Adp1FOoM)
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المصفيـات: