how to upload the video done by the pupils
Hi jennifer , and Welcome to the Canvas Community!
The easiest way, depending on the video format and where it is stored, is to simply load it on a Canvas page. If you want students to be able to comment on the video, then you can upload it into a Discussion. You can upload/and embed video everywhere that you have a Rich Content Editor (RCE) in Canvas. Here are some links to helpful guides:
I hope you find these helpful,
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