Google Chrome is a great web browser to use in the classroom. It has many tools that can make life easier for both the student and the teacher. There are a lot of apps and extensions that can be added to Chrome, some of which will blow you away. It is important to pick the tools that will work best for you, but do not be afraid to try out any other new tools and learn along the way. The video below will go over the basics of apps and extensions and some of my favorite ones.
Go to this site to see a great presentation set up by Stacy Behmer about 60 Chrome Apps and Extensions in 60 minutes. She has a lot more than I show and a lot of them are ones that everyone should have.