This document summarizes a research study about teachers' use of Web 2.0 tools in K-12 virtual classrooms. The researchers conducted an anonymous online survey of 44 teachers and a follow-up blog discussion. The survey found that teachers were interested in using Web 2.0 tools but lacked training. It also found the top reasons teachers gave for not using these tools were lack of training and time. The discussion revealed teachers wanted more professional development opportunities to learn how to integrate these tools effectively. The researchers concluded that providing teachers with training and support was essential for the successful adoption of Web 2.0 tools in virtual classrooms.