Learn It In 5 is a relatively new site that features short how-to videos for teachers. The videos are intended to help teachers quickly learn how to use some of the the web tools are essential to being a successful user of classroom technology. The videos cover tools like Skype, Diigo, VoiceThread, and more. I learned about Learn It In 5 from Lee Kolbert who directed my attention to the video about Google Reader embedded below.

Applications for Education
Videos like those found on Learn It In 5 can be great resources for helping teachers learn about web-based tools they can use in their classrooms.

Here are some related items that may be of interest to you:
Google for Teachers – Free Ebook
Google for Teachers II – Free Ebook
Seven Videos All Educators Should Watch