I use these videos in my EFL classes to introduce the topic, set the context, and elicit the target language. I've used these with high school students and older, but many are also appropriate for children's lessons.
These days a good way to capture the attention of an audience is to present information visually. For this reason, I created a glog of popular ways to use Google Docs for Learning to share with the teachers at our middle school. Just look at the glog, find something that interests you, and click on a link to see snippets of samples implemented by our teachers.
Macs have easy shortcuts for screen captures; but if you want to do something a little fancier, such as add highlights or annotations, or if you'd like to record a video of your computer screen, this article offers some interesting alternatives.
A super-easy way to generate a URL that students can click on to post a pre-created Twitter message. Turn it into a QR code to use it as a reward, or to let students easily "check in" at educational events!