You can download the complete rules as PDF from here.
Regarding game play it is worth mentioning that all methods of snipping are allowed, so to flip, tap, swing, etc. It has been shown, that with a little practice players develop different procedures. The most effective way to play the game is to strike the figures from the top to the bottom with your finger and if possible, hit the bottom third. Thus, the fall of the pawn is largely reduced and it can also simulate real play situations.