Google Logo Changes

Have you noticed how Google changes its logo for happening events or the anniversary of famous people's birthdays? The logo is a link to sites about the event or person characterized in the graphic. If you click on this one, you will get a list of links to everything there is to learn about the Olympics in Torino, Italy. It's a nifty idea and one of the reasons Google is so useful and popular. Wouldn't it be nice to create logos related to classroom topics so students could click on them and be taken directly to a list of reliable, authoritative resources to choose from while studying that topic? This method would also help with plagiarism control. Hum....