School Video News
From their site: "SVN includes articles on all aspects of K-12 video production: lighting and audio, set construction tips, increasing production values, case studies, projects and profiles of other schools. In addition to technical articles by industry professionals, there are product reviews, student projects, event coverage, and industry/academic news as it relates to TV/Video production." There are excellent video tutorials on this site to help you get your students up and running with video production.