Hmm
I guess it's 2d and not 3d then, Otherwise it can be done easy, I think.
Oh well... It still runs great on a laptop, and would work on a tablet.
A smartphone is pushing it a bit tho as things get pretty small.
Not knocking the game - after all, many games don't work well on small screens either.
I might actually get an android tablet just to play this game when I'm travelling. Can't think of a better game to play when stuck travelling for hours and hours.