Actively Learn lets you use their vast library of resources, at different levels, use their questions, insert your own, have it grade it for you, allow you to comment, and more.
This website looks pretty basic at first, but click on the offerings at the bottom, and you will find many resources, including the "Live Videos" tab. Many of those are Microsoft, but not all.
I heard many great things about the Wakelet "conference" in June, 2020. Here Joyce does a great job of sharing the resources, that went way beyond Waklelet