Google has a new easter egg for the winter holiday season – search for [let it snow] and Google will turn the search results page into a powdery snow covered set of search results.
The search results will become so hard to see that you will instinctively want to wipe the screen clean with your hand. Instead, use the mouse and it will help you wipe off the snow. Don’t have any patience for that? No worries, click the “Defrost” button at the top and the snow will melt away.
Finally, you can draw shapes in the snow and share them on Google+ with your friends.
Here is a video of it in action:
This should work in all modern browsers.