Most students like to surf the Internet to find information or ideas for their assignments, presentations or even research papers. But do you know the Internet is a vast source which contains both treasures and rubbish? It’s very important to have the techniques of how to find information on the Internet for your purpose and how to evaluate various sources. You could try this useful tutorial from the University of California Berkeley, US:

http://www.lib.berkeley.edu/TeachingLib/Guides/Internet/FindInfo.html

Or, much simpler and easier, but not very academic and not suitable for doing scientific research:

http://www.bbc.co.uk/webwise/topics/using-the-web/searching