Try this. It's cool...
1) Go to Google, type in 'Google Gravity'
Click here to visit Google
2) Click on the first result that appears - Google Gravity
3) Wait 2 seconds. Something cool will happen
4) Play with it for a while
5) Then type any search word in the Google search bar and press Enter
6) Wait and see. Something even cooler will happen
Just Havin' Fun!