Introducing Microsoft Flipgrid! It is free tool that exists that one day you may want to use. When you have time you can view this gridand participate only if you'd like: https://flipgrid.com/carayol7297
It is very easy to use and an individual grid can be added to a Team. To log in, use your district Office 365 username and password.
Also, a grid can be password protected, and as a teacher you can download all videos into one, to share!