For example, unless you are a professor at Harvard, your content will not be appropriate for the online Harvard education site.
Figuring out your qualification, and the type of course then will help to determine what platform it will be appropriate for. For example, unless you are a professor at Harvard, your content will not be appropriate for the online Harvard education site. However, there is no shortage of sites, so next you need to find a site, and certainly start with checking the sites above, realizing that some are better suited to more formal courses, and others are looking for more casual content. Once you identify the target site, get in touch, as most of them have links for those looking to be the next great educator.