نتائج البحث
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العلوم الطبيعية والرياضيات والإحصاء
فيديو
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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/rktajhVh0ck.jpg?itok=ubpCiKr_)
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/670693370.jpg?itok=6cfscF3e)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/indO1lBTuro.jpg?itok=K3xuWx08)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/670673473.jpg?itok=MSPIlF_J)
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المصفيـات: