ClipArt

There are many sites that offer free clip art.  These are just a few...

Microsoft's Office ClipArt

www.free-graphics.com

www.free-clipart.net

www.barrysclipart.com

Clip-art.com Index of free clipart sites

Fonts

Lots of free fonts available...

1001freefonts.com

Clipart Castle.com fonts

pcfonts.com Index of free Windows fonts

macfonts.com Index of free Macintosh fonts

Stock Photos

Yes, these photos are actually free for you to use.

stock.xchange

fotosearch

morgueFile

image*after

open photo

bigfoto.com

Search for Photos

These may or may not be usable legally...

Google Image Search