Ok, for this assignment i had to find 10-15 add ons and try them out. here is a list of the add ons i discovered(all were found on http://addons.mozilla.org):
firebomb-this add on allows the person to "blow the screen up" when you click with the mouse, the place that was clicked becomes engulfed in a digital explosion.
book discovery: the add on helps people find a certain book they are looking for.
personas- this add on helps people to change their firefox persona
weather watcher- the add on helps a person check on the weather in a quick and easy way.
ebay sidebar- this add on is a quick and easy way to search and buy thing from ebay with out the hassle of typing and signing in to your ebay account.
play drums- this add on is kind of pointless, but for those who like music this add on turns the keys on the key board into a drum set.
free games- this add on, lets you play free games......... what's not to like
puzzle- this add on, when you click on an image, turns it into a puzzle piece.
solitaire- allows you to play solitaire