Here is a small list of Easter eggs of google given below and with time passing the list would be updated with the help of both ourselves and our readers suggestions.
The Easter eggs of Google work in browsers like Chrome, Safari, Firefox 7+ versions and some of the easter eggs can be used from clicking on the "I'm feeling Lucky" button with the corresponding codes for their corresponding effects. For people who have instant search on it must be disabled to activate "I'm feeling Lucky" button and it can be done by Options – Search Settings and select “Do not use Google Instant” or use the normal search and just select the first answer Google will return.
1) Arithmetic(calculator) Easter eggs (6)
The Calculator accepts humourous units of measurements including the beard-second (5 nm), Potrzebie(2.2633mm), donkeypower (250.033167 watts), the prefix hella- (10^27), etc...
Also calculation of any numbers like 5*7896 or 98756*(765425/576943) etc.. in equation form when typed in search bar provides the exact answer for it.
- "the answer to life, the universe, and everything" gets 42 in result.
- "the answer to the ultimate question of life, the universe, and everything" also gets 42.
- "the lonliest number" gets 1.
- "the number of horns on a unicorn" gets 1.
- "a bakers dozen" gets 13.
- "once in a blue moon" gets 1.16699016 × 10-8 hertz
- Searching for "tilt" or "askew" makes the page to tilt to its right a bit.
- "recursion" shows did u mean: recursion and allows the searcher to recursively search for recursion.
- "do a barrel roll" or "z or r twice" results in 360 degree rotation of the page. The same barrel rolling for this page of the site can also be done by clicking the link TipsNTweaks Barrel roll.
- "anagram" shows did u mean: nag a ram.
- "ascii art" and then check out the google logo in top left to the search bar.
There are many easter eggs in this category and it will be more fun for the user to try it unknowingly of what is the output of the search so the search results for these things aren't explained here.
- "google gravity" (still data can be searched in google after this)
- "google sphere"
- "google loco"
- "epic google" (after typing this, look for "Check out my little brother, Weenie Google" at the bottom of the screen)
- "find chuck norris"
- "google flight simulator"
- "let me google that for you"
- "google gothic"
- "google pacman"
- "google guitar"
- "google pirate"
- "google rainbow"
- "google reverse"
- "elgoog"
- "who is the cutest person in the world"
- "google pig latin"
- "google blue" (can be done for other colors also and only google green gets to a renewable energy page rest has same effect with corresponding color difference as typed)
- "google pond" (also google painter gives the same effect of that an google pond instead of the painter one's which can also be seen in next easter egg's category with direct links given below)
- "goglogo"
- "google is god"
- "google is gold"
- "google pig latin"
- "google 133t"
- "ewmew fudd"
- "google gangster"
- "google bork"
- "funny google" ( any names can be set)
- "xx-klingon"
- "xx-piglatin"
- "xx-hacker"
- "googles by kids"
- "psychic google"
- google painter
- googlo
- The dark side
- The nongoogles
- All the birds try to avoid google
- googles by others
- beautiful signs
- the gloobal village
- google is good
- The trends
- google future
Source: http://www.tipsntweaks.com