Seems topical in the twitter- and blogospheres.
A number of twitterati are addressing this issue in posts.
Springfield Library wiki has an amazing glog dedicated to google search options.
google itself has many online resources to assist with effective searching.
Set yourself a challlenge - google and find all their tips for basic, advanced and more scholarly searching.
All of this support does not leave much room for excuses for poor search practice by teachers or the students they are teaching to find reputable, authoritative and relevant information.
Finally, after having selected the information you need, here are some "Creative Ways to Present Internet Research"