Take this challenge to see how good the content filter you have right now is. It’s free and will take maybe 30 seconds.
Let’s pretend we’ve got a class of middle school students, and we’ve assigned them to research breast cancer. Use Google or Bing to get results on “breast cancer”. Now let’s imagine 14-year-old Johnny, who thinks there might be a connection between size and cancer. What results do you get when you Google or Bing “large breasts”?