Creating Video Lessons Part 4 – Reducing Cognitive Load!

Moia Rowsome Blog

Ugh! Too much information. Welcome to part 4 of my blogs on creating engaging video lessons! So you have written your script and storyboarded your content. Now it’s time for the really creative process to begin! Enhancing and developing your slides with images and narration! This week, I’m going to be talking about how to use images to develop an engaging video lesson without overwhelming the learner and thus avoiding cognitive load. So we’ve all been there. That long, tired afternoon sitting opposite someone who has filled his or her presentation with diagrams, text and images, while they persist in talking over it. Although the information on the presentation might be excellent and what they are saying might be really good stuff, for the audience or learner it becomes overwhelming and very dull. So we disengage. But why does this happen? Is it just that we find it less interesting? Well, in the brain there is what we call a dual channel which we use to process information. This happens through the eyes and the ears. The eyes process information we see and the ears process information we hear. And it gets more complex than this. Because the eyes have to absorb images and read text, they can be subject to what is called the split attention effect. This happens when you have a set of images on a screen to portray a concept and then also text to read too. Your eyes are trying to read the text while working out what the images mean, so you become …