The Internet offers many opportunities for teachers to acquire the proficiencies identified by TSIPs. What follows are a compilation of sites that can be used to develop your own computing knowledge and skill base. Christopher Cobitz in the Department of Curriculum and Instruction at the North Carolina Agricultural and Technical University developed this site. Teachers-Education Technology Initiative from Western Carolina University is chock full of helpful information.
Some information is specifically for use on their network, but lots of great information and ideas.
Basics Complete computer operation basics for both platforms. Click on the skill you need to review and follow the instructions. Some links contain movies to illustrate the concept. Microsoft Word tutorial, by skill, is online too. PowerPoint can be self-taught too if you follow this link to WCU's tutorial.