You can use PowerPoint for graphics.  PowerPoint has lots of great drawing and image tools built in.  Think of the slide as a blank canvas!  You can even format the slide to be the size of a sheet of paper.  PowerPoint is a better tool than Word or Excel for graphics.

Avairy is a free set of web-based design tools that comes with our SW google apps account!   No installing, and when you save your work it will automatically appear in your SW Google Docs

Link: http://www.aviary.com/googlebrowser?gdomain=southwesternsd.org

Here are some tutorials for how to use Avairy:

This is a neat and powerful online tool for creating really neat graphics and designs on the computer - and its free!  Use it at school or home instantly!