===================================================================
--- original.js
+++ change.js
@@ -1,17 +1,43 @@
 /**** 
-* Initialize Game
+* Classes
 ****/ 
-//<Assets used in the game will automatically appear here>
 //<Write entity 'classes' with empty functions for important behavior here>
+var Ball = Container.expand(function () {
+	var self = Container.call(this);
+	var ballGraphics = self.attachAsset('ball', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.update = function () {
+		self.x += self.speedX;
+		self.y += self.speedY;
+		if (self.x < 0 || self.x > 2048) {
+			self.speedX *= -1;
+		}
+		if (self.y < 0 || self.y > 2732) {
+			self.speedY *= -1;
+		}
+	};
+});
+
+/**** 
+* Initialize Game
+****/ 
 var game = new LK.Game({
 	backgroundColor: 0x000000 //Init game with black background
 });
 
 /**** 
 * Game Code
 ****/ 
+//<Assets used in the game will automatically appear here>
 // Initialize variables
+var ball = game.addChild(new Ball());
+ball.x = 1024;
+ball.y = 1366;
+ball.speedX = 5;
+ball.speedY = 5;
 var randomNumber = Math.floor(Math.random() * 100) + 1;
 var guessText = new Text2('Guess a number between 1 and 100.', {
 	size: 100,
 	fill: "#ffffff"