Open a new video using your webcam software. Free video software is available for download on the Internet, or use the built-in webcam software or the software included with your webcam purchase.
Position yourself centered in front of the webcam. Press record and give your presentation. Even though you are not speaking directly to an audience, use eye contact with the webcam as if you were actually in front of people. Use effective posture and when applicable, make use of visual aids. Click "stop" when your presentation is complete.
Press "play" or "review" to watch your presentation and record any suggestions for improvement correlating with what you've learned during the class. Rerecord the presentation, making the necessary adjustments.