By selecting elements such as icons arrows and backgrounds from the libraries provded, it is a relatively straightforward process to storyboard these videos, after which the Videoscribe app automatically creates a video sequence 'drawn' by an animated hand.
I think there is a lot of potential for educators and students to come up with some innovative and creative results. The only downside might be if they become too ubiquitous and people become indiffrent to the format
Get VideoScribe HD on the Apple App Store; £2.99. There is also a free online browser based version together with a paid-for Pro Desktop version available on the Sparkol Web page.