نتائج البحث
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/r8yw5rJwn-g.jpg?itok=nP8KUjgP)
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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/GpPfw8QWAAo.jpg?itok=dh0J68Io)
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/H6DyP8aYhYc.jpg?itok=aOszGT74)
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![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/yZohRSgLBgM.jpg?itok=_STuR1jL)
المصفيـات: