An advantage of using Google Chrome Browser is that you can easily access the Google Chrome Web Store and access their web apps. These are similar to having an icon based bookmark. You can install these once you login to your google account and then they are easily accessible once you open your Chrome browser. You can toggle between frequently visited sites and your apps.
I visited the Education category listed on the left, and found many interesting apps appropriate for high school students. My favorites are:
Watch this video, from Google, for a great introduction