PowerPoint is the main tool for preparing and delivering group presentations, such as lectures. Giving a public talk is a difficult, stressful task. PowerPoint materials help. It is important to be able to construct a PowerPoint presentation that fully supports a speaker.
Good communication is the goal.
You will provide a brief critique of each. In doing so, you should become sensitive to some of the important design issues. This should help you when you create your own presentation. You can download the example PowerPoint presentations with the links below. Note that you should have PowerPoint installed on your computer for these to be opened automatically.