Complete Instructions For Those Curious Minds...
1) Your objective is, obviously, to eliminate all the tiles.
2) Like the Shanghai variation, you eliminate tiles by selecting pairs with the same picture.
2) Unlike the Shanghai variation, the rules for legal elimination are as follows: the two tiles must be able to connect via a line that makes 2 or less turns. If the line hits any other tile, then the move is illegal.
3) There's a variant in this instance of the game where tiles are shuffled up or down as they are being eliminated to clear the center. The original rules prohibit this, making the puzzle much harder. Maybe this rule will come back on the higher levels or something, I never finished anything beyond level one.
The more you know.