Google's latest Easter egg 'Let it snow' made me to search for the past Google Easter eggs and here is some of my findings
Do a barell roll : which rotates the page 360°.
Tilt : which makes the page a little tilted.
Ascii art : which shows the ascii art of Google logo.
Christmas lights : brings X'mas lights.
Hanukkah : shows stars of David.
The loneliest number : discovers the loner
Google for Hackers.
Google for Pirates.
and here is some i'm feeling lucky fun. Type these words in Google and click i'm feeling lucky.
"who is the cutest"
"find chuck norris"
I know there is still a lot out there but i am just winding up now :)