نتائج البحث
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![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/eR8wPjLDRfI.jpg?itok=jIvNC80C)
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/661697565.jpg?itok=1ofKImzK)
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![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/X1ozkzB2bXI.jpg?itok=v8-alcCV)
العلوم الطبيعية والرياضيات والإحصاء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Group%2036.png?itok=2YTbU6cn)
المصفيـات: