You're going to want to do this:
http://img4.androidgamesroom.com/images/azyxdq/5/883631....gifbut with 10 mirrored pieces in that zig-zag. You do not have to win the game.
Easiest way is to start up a local 2-player game and manipulate all the pyramids to 1 side. Make sure the lasers shoot off to the side as this will take many turns. I suggest Putting one right in front of the Sphinxes pointed out, so once you are completely set with your zig-a-zig-ah, you can simply turn that blocking piece for your turn and watch the laser bounce away.
This method will also net you: