Google is looking for volunteers to help with their Computer Science First Initiative. Here is a link that describes this program in more detail: http://www.google.com/edu/programs/google-computer-science-first/index.html
The opportunity is available to college students and community members that might be interested in working with Google in K-12 schools.
Volunteer Form link: https://docs.google.com/a/google.com/forms/d/1NKUkUsDbL-lHEjEz-aqKobrgIkXihafE6ZoShnWJ5RY/viewform