This might be a FREE technology tool worth testing for classroom use. The Stickam website offers the following introductory information:
"Stickam™ allows you to easily place streaming video, slide show, music, and live video chat on your blog and/or web site. With Stickam™, you can instantly play your videos online using just your web browser. There is no software to download, you just copy and paste the Stickam™ Code into your web site or blog where you want it. Your video can be viewed by virtually anyone with no software to install and will play on any operating system including Linux, Windows and Mac".