Wikipedia is very useful which contain a lot of information about all the world.It describe the information in detail and it satisfy user almost all the time.
This is nice website in which works as a book. we can search any type of information from this website. We can get the information about living and non- living things from this website. students widely used this website in the world.t is a basic informer for the students also which provide a lot of knowledge.
I m doing Msc.I.T at SUS collage.There all the information in detail and with example and well explained.My friends are also used this website and it helps a lot.I like this web site so much.