10 great ideas to easily incorporate into any classroom. Also contains links to other resources based on teachers who have used Twitter in their classroom.
This cartoon by Dwayne Godwin, a professor of neurobiology at Wake Forest University School of Medicine, and Jorge Cham, the former researcher and cartoonist who created PhD Comics, has won first place in the informational graphics category of the 2009 International Science and Engineering Visualization Challenge.
The interface is very simple to use and it offers several alternatives for saving and exporting your captions. Captions can be done in owned or third party videos, and if you are not the owner it offers alternatives for publishing your captions in someone else's creation.