http://www.youtube.com/user/teachertipster#p/u/1/chGQdM2Q_oE
I plan on modifying this for vocabulary practice for units that are heavy on new words in Earth Science.
For my US History Class, perhaps I can use it for important people.
Anyway, this looked like a great way to have fun and learn at the same time (where the "fun" part isn't necessarily time consuming as it really only takes 3-5 seconds each time to pull out a new word/term/person and then they are focused on content material).