Drag and/or rotate a block until you have reached the goal. Hold the goal button to see your goal.
Blocks may not overlap.
To rotate a block, hold ALT and left click it.
To move a block, drag it with the left mouse button
Black blocks are unmovable.
I'm glad to announce that Mr. Dirk Weber has used one of my flying block puzzles for the IPP2008 (International Puzzle Party). He has made this puzzle out of plastic and here's a pretty image of it: