Using firefox, i installed a google search, yahoo search and Wikipedia search.
By going to tools > add-ons and clicking the Get Add-ons tab, you can get a list of recommended addons for firefox or search for add-ons that you would like to have on your browser.
These are useful to safe time and keep your current page(s) while searching in different areas. This can be good for research or just surfing the internet. Add-ons are useful to automate tasks which usually would be more difficult to the average computer user.
