In this brief video I introduce the content of the videos in this playlist, which demonstrate two different techniques useful in creating videos for instructional purposes. While the content here is STEM-related these techniques are relevant to any subject matter. If you chanced upon this video via a search based on the tags associated with it, here's the URL of the playlist of which this is a part:
kzread.info/head/PLyFPFGAbXLoe-Xktoy4s7YKpva5eMcu8S