I love that minigame, too. However, I think it isn't a copy of an actual game but was fully invented by Amanita. It could be great to develop a clone with a lot of new levels. Btw, if it's actually based on an existing game, I'm curious to know its name too.
![Smiley](http://amanita-design.net/forum/Smileys/default/smiley.gif)