We are trying Prezi for creating short presentations about the readings each class. You can use the free version of Prezi by following these instructions:
Start playing with the Prezi interface (it works through your web browser). You'll find that shortcut keys are labeled on the buttons in the upper-left-hand corner, which makes repetitive tasks easier. Instead of many pages like traditional presentation software, a Prezi is composed on a large canvas, linked together with paths.