You find yourself between to lands. On the left, the place where you have come. On the right, the place where you must go. Between is a raging river, and the keys to your passage. Put the pieces together and you have yourself a Wooden Path. But remember: it’s not the destination, it’s the journey. And actually, it’s not the journey itself, but the puzzle to create the path that lets you journey. Or something. I’ve lost my train of thought.
Use the mouse to move the bridge pieces and obstacles. Placing some obstacles next to each other or triggers will remove them from the board.