This document discusses Web 2.0 tools that can be used in education without requiring student accounts. It lists advantages as not needing email accounts, teachers not having to create generic accounts, and the simplicity of use. Disadvantages include not being able to save work to complete later and the tools lacking advanced features. The document also notes specific Web 2.0 programs that allow saving work as images and lists other account-free Web 2.0 tools such as Read Write Think, Wallwisher, instaGrok, and Vocaroo.