It depends on how old you are. If you are around 11-13, brainpop.com is really good. Also someother websites. Just go online and search for "educational websites" and you will probably get good websites...
4chan.org
For free? Busuu.com
http://www.rong-chang.com/
Ultimate-Guitar.com is a popular website for learning and practicing different chord progressions on the guitar.
Findtutorials.com, Beginners.co.uk, Ehow.com is the best website for e-learning.
There are many websites that offer fun learning games for children. Two of the more popular learning games websites are www.learninggamesforkids.com/ and www.funbrain.com/.
: ASP.NET 2.0 Website Programming: Problem - Design is considered to be an excellent choice for learning website programming.
http://www.espindle.org/ This is the best website I have ever seen for learning english.
The website "Enchanted Learning" is all about learning. It offers interesting ways for learning new things. The website has over 30 000 pages of learning material in wide range of topics.
I think ilearntamil.com is the best website for learning tamil online. My kids learnt tamil so quickly. Thanks to ilearntamil.com. Especially NRI kids, it gives good opportunity to learn tamil from anywhere through online tutoring. You get one to one direct teaching. It is a top website for learning tamil undoubtedly.
Check link on left to go to information website.