 		dropZone.fillColor = 'white'
 		dropZone.opacity = 0.5
 		dropZone.position.x = i * rectangle.width + rectangle.width / 2
+		dropZoneLayer.addChild dropZone
 
 		# The edge will serve as the mask for the piece
 		pieceEdge = new P.Shape.Rectangle rectangle

		pieceGroup.clipped = true
		pieceGroup.position.x = i * rectangle.width / 2 + rectangle.width / 2
		pieceGroup.strokeColor = 'black'

		pieces.push
			zone: dropZone

	Two pieces
	###

	dropZoneLayer = new P.Layer()
	piecesLayer = new P.Layer()
	pieces = []

	for i in [0..1]
