Web 2.0 tools enhance the new way we exchange information in the 21st century: creating, collaborating, editing, and sharing information that we, the teachers, create online. Using web-based programs also enhances the ease of use. There is nothing to download onto a specific computer. You can access the program from anywhere that has an Internet connection.
Main categories are as follows...but be warned. There are literally hundreds of Web 2.0 tools at your disposal as one can see from the above collage. Happy hunting! :)