var Tile = Container.expand(function (value) {
	var self = Container.call(this);
	self.value = value || 2;
	var tileGraphics = self.createAsset('tile', 'Tile Graphics', 0, 0);
	var tileLabel = new Text2(self.value.toString(), {
		size: 100,
		fill: '#ffffff'
	});
	tileLabel.anchor.set(0.5, 0.5);
	tileLabel.x = tileGraphics.width / 2;
	tileLabel.y = tileGraphics.height / 2;
	self.addChild(tileLabel);
	self.setPosition = function (x, y) {
		self.x = x;
		self.y = y;
	};
});
var Game = Container.expand(function () {
	var self = Container.call(this);
	LK.stageContainer.setBackgroundColor(0xD3D3D3);
	var gridContainer = new Container();
	gridContainer.x = 44;
	gridContainer.y = 200;
	self.addChild(gridContainer);
	var squares = [];
	var gridSize = 4;
	var squareSize = 500;
	for (var i = 0; i < gridSize; i++) {
		for (var j = 0; j < gridSize; j++) {
			var square = new Tile();
			square.setPosition(i * squareSize, j * squareSize);
			squares.push(square);
			gridContainer.addChild(square);
		}
	}
	LK.on('tick', function () {});
});

===================================================================
--- original.js
+++ change.js
@@ -1,8 +1,16 @@
 var Tile = Container.expand(function (value) {
 	var self = Container.call(this);
 	self.value = value || 2;
 	var tileGraphics = self.createAsset('tile', 'Tile Graphics', 0, 0);
+	var tileLabel = new Text2(self.value.toString(), {
+		size: 100,
+		fill: '#ffffff'
+	});
+	tileLabel.anchor.set(0.5, 0.5);
+	tileLabel.x = tileGraphics.width / 2;
+	tileLabel.y = tileGraphics.height / 2;
+	self.addChild(tileLabel);
 	self.setPosition = function (x, y) {
 		self.x = x;
 		self.y = y;
 	};