Here is some basic information about the two popular e-learning storyboard formats.
A PowerPoint storyboard gives a good visual presentation of each frame. It is easy to get a feel of the final course in PowerPoint. However, it is harder to display instructions in PowerPoint. I overcome this limitation by using detailed tabular columns outside of the main slide area.
Here’s a screenshot of a storyboard that I developed in PowerPoint.
When I have a lot of textual content to present, I prefer to storyboard in Word. The SME and the client find it much easier to review text in Word.
Here is one of my storyboards I made in Word that uses a simple three-column format.