Here are some videos that I found especially helpful for some basic Keynote functions. I suggest that you play with the concepts here, creating your own examples.
Transitions – Short and sweet video describing how you can change how your presentation moves from slide to slide. The way your slides move one to the other can enhance the look of the presentation.
Animations – Animations include changes that happen within a slide. This video gives you some idea of how “builds” work. He shows how to use two images on the same slide – flipping from the first to the second in quick succession. There are endless combinations for using animation. It is helpful to play with two images, adjusting the functions as he does in this video:
More to come…