The document discusses three web 2.0 technologies - Runner+, Voicethread, and Google Video Conferencing - and how they could be used by coaches and physical education teachers. Runner+ allows users to log runs and read articles about running. Voicethread facilitates interactive communication through images, video and audio. Google Video Conferencing provides free video chatting that can be used for education, recreation and business purposes. The document concludes that schools should teach students how to effectively utilize the internet and these types of technologies.