This is a very insightful article on "In Defense of Distraction". If you have the time then read through it as it's not only useful for highschool, college, university, etc...students but also the general public! Here's a snippet from the article (if you would like to continue, the link for the full article follows):

I’m going to pause here, right at the beginning of my riveting article about attention, and ask you to please get all of your precious 21st-century distractions out of your system now. Check the score of the Mets game; text your sister that pun you just thought of about her roommate’s new pet lizard (“iguana hold yr hand LOL get it like Beatles”); refresh your work e-mail, your home e-mail, your school e-mail; upload pictures of yourself reading this paragraph to your “me reading magazine articles” Flickr photostream; and alert the fellow citizens of whatever Twittertopia you happen to frequent that you will be suspending your digital presence for the next twenty minutes or so (I know that seems drastic: Tell them you’re having an appendectomy or something and are about to lose consciousness). Good. Now: Count your breaths. Close your eyes. Do whatever it takes to get all of your neurons lined up in one direction......

nymag.com/news/features/56793/