Julius is busy designing new levels for video games, this looks very much like a Super Mario extension. (Mind you, he does not really get to play video games, he has no Nintendo, there is no ‘real’ Super Mario stuff for the iPod touch), but he spent a lot of time in Japan checking out walk throughs and game plays on youtube.
Next stop: learning a programming language!
(There seems to be an interesting TED talk about how kids should learn a programming language next to reading and writing in elementary school. But I can’t find the link right now, nor have I been able to watch it myself, thanks to the wonderful connection here)