Science With British Accents
Be aware of the Credits, though:
I would also suggest you not hit the "Just Dance" button at the end, or else you'll have the tune stuck in your head all day.
Because we care we present this toon dedicated to helping you learn more about the world around you. Contains Flashing effects so if you are epileptic then stay away. If you're not sure consider this a handy tool for finding out.