Annotating presentations

…The writing tools can also be used in…conjunction with any presentation you're giving on your screen.…So for instance, here I'm using the presentation's example flip chart,…which can be found in chapter three of the exercise files.…This particular flip chart is designed to be an interactive experience, where…students can come up and actually move information around on the page itself.…However, sometimes we'd like to highlight various things.…So for example, if students aren't understanding where the force of…motions are, we can actually annotate directly on top of this presentation.…I'll go and select the pen tool. I'll add a width of 18.…I'm going to come over to this aqua color.…

And I'm going to show students exactly where one of…the forces of motion is coming, by drawing an arrow.…Now, during my lesson, I wanted to animate this particular force of motion.…But sometimes, in the middle of a presentation, all you want to do is…quickly remove every single annotation, so you can move forward with the lesson.…