They allow 500 participants so if you want to apply it's inexpensive fun for anyone.
The Canvas Project Deadline: August 15, 2008 .We’re sending five 3x3 inch
canvases to up to 500 participants from around the country. Artists cover the
canvases using any medium they want based on the theme of “Memories and
moments.” Anyone can participate–from the seasoned artist to the person who has
never even drawn a stick figure. Show will be held at Art House Gallery in
Atlanta, Ga. $16 submission fee.To participate: www.arthousecoop.com/canvasproject