This 8-part screencast series gives an overview of how to get started with Mathematica 8 and the benefits for education. The fourth part of the series covers topics associated with basic graphics in Mathematica, including creating and customizing 2D and 3D graphics.
To view this screencast as a playlist, please visit:
http://www.youtube.com/playlist?list=PLBF7C78262FD87D30
To view this screencast series on the Wolfram website, please visit:
http://www.wolfram.com/broadcast/screencasts/handsonstart
For more Mathematica tutorials, examples, and other resources to learn how to use Mathematica or become an expert, please visit the Mathematica Learning Center:
http://www.wolfram.com/support/learn