Check out Loom, a free cloud-based screen recorder. Loom has no limits on their free license regarding the length of video or how many videos you can upload. There are no watermarks on videos either. The interface is very similar to YouTube and allows for setting different levels of privacy. This could be a great solution for your students who might create video.

Here's an article that discusses the importance of instructor engagement in discussion forums as well as the importance of focusing on quality over quantity.

Quality Matters new rubric is being applied to all courses developed through Boise State University's eCampus Center.