===================================================================
--- original.js
+++ change.js
@@ -27,33 +27,34 @@
 			}
 		}
 	};
 });
-// Obstacle class
-var Obstacle = Container.expand(function () {
+// NewObject class
+var NewObject = Container.expand(function () {
 	var self = Container.call(this);
-	var obstacleGraphics = self.attachAsset('obstacle', {
+	var newObjectGraphics = self.attachAsset('newObject', {
 		anchorX: 0.5,
-		anchorY: 0.5,
-		shape: 'ellipse'
+		anchorY: 0.5
 	});
 	self.speedX = -5;
 	self.move = function () {
+		// NewObject moves from right to left
 		self.x += self.speedX;
-		self.rotation -= 0.11;
 	};
 });
-// Obstacle2 class
-var Obstacle2 = Container.expand(function () {
+// Obstacle class
+var Obstacle = Container.expand(function () {
 	var self = Container.call(this);
 	var obstacleGraphics = self.attachAsset('obstacle', {
 		anchorX: 0.5,
 		anchorY: 0.5,
 		shape: 'ellipse'
 	});
-	self.speedX = -10;
+	self.speedX = -5;
 	self.move = function () {
+		// Obstacle moves from right to left
 		self.x += self.speedX;
+		// Rotate obstacle counterclockwise
 		self.rotation -= 0.11;
 	};
 });
 
@@ -86,11 +87,9 @@
 		bird.scale.y = 1; // Return bird to original size after 100ms
 	}, 100);
 });
 var obstacles = [];
-var obstacles2 = [];
 var obstacleCreationCounter = 0;
-var obstacle2CreationCounter = 0;
 LK.on('tick', function () {
 	bird.move();
 	// Create a new obstacle every 60 ticks (approximately 1 second)
 	obstacleCreationCounter++;
@@ -100,54 +99,32 @@
 		newObstacle.y = Math.random() * 2732; // Start at a random height
 		obstacles.push(newObstacle);
 		obstacleCreationCounter = 0;
 	}
-	if (obstacle2CreationCounter >= 60) {
-		var newObstacle2 = game.addChild(new Obstacle2());
-		newObstacle2.x = 2048; // Start at the right edge of the screen
-		newObstacle2.y = Math.random() * 2732; // Start at a random height
-		obstacles2.push(newObstacle2);
-		obstacle2CreationCounter = 0;
-	}
 	// Move each obstacle and check for collisions
 	for (var i = 0; i < obstacles.length; i++) {
 		var obstacle = obstacles[i];
 		obstacle.move();
+		// Check if bird has collided with the obstacle
 		var dx = bird.x - obstacle.x;
 		var dy = bird.y - obstacle.y;
 		var distance = Math.sqrt(dx * dx + dy * dy);
 		if (distance < bird.width / 2 + obstacle.width / 2) {
+			// Flash screen red for 1 second (1000ms) to show game over.
 			LK.effects.flashScreen(0xff0000, 1000);
+			// Show game over. The game will be automatically paused while game over is showing.
+			// Display the final score at the center of the screen
 			var gameOverScoreTxt = new Text2(score.toString(), {
 				size: 200,
 				fill: "#FFFFFF"
 			});
-			gameOverScoreTxt.anchor.set(0.5, 0.5);
-			gameOverScoreTxt.x = 2048 / 2;
-			gameOverScoreTxt.y = 2732 / 4;
+			gameOverScoreTxt.anchor.set(0.5, 0.5); // Anchor to the center
+			gameOverScoreTxt.x = 2048 / 2; // Position at the center of the screen horizontally
+			gameOverScoreTxt.y = 2732 / 4; // Position at the center of the screen vertically
 			game.addChild(gameOverScoreTxt);
 			LK.showGameOver();
 		}
 	}
-	for (var i = 0; i < obstacles2.length; i++) {
-		var obstacle2 = obstacles2[i];
-		obstacle2.move();
-		var dx = bird.x - obstacle2.x;
-		var dy = bird.y - obstacle2.y;
-		var distance = Math.sqrt(dx * dx + dy * dy);
-		if (distance < bird.width / 2 + obstacle2.width / 2) {
-			LK.effects.flashScreen(0xff0000, 1000);
-			var gameOverScoreTxt = new Text2(score.toString(), {
-				size: 200,
-				fill: "#FFFFFF"
-			});
-			gameOverScoreTxt.anchor.set(0.5, 0.5);
-			gameOverScoreTxt.x = 2048 / 2;
-			gameOverScoreTxt.y = 2732 / 4;
-			game.addChild(gameOverScoreTxt);
-			LK.showGameOver();
-		}
-	}
 	// Check if bird has fallen off the screen or risen above the screen
 	var dx = bird.x - 2048 / 2;
 	var dy = bird.y - 2670 / 2;
 	var distance = Math.sqrt(dx * dx + dy * dy);
@@ -166,14 +143,17 @@
 		game.addChild(gameOverScoreTxt);
 		LK.showGameOver();
 	}
 });
-// Initialize bird and obstacles
+// Initialize bird, obstacles and new object
 // Yellow bird
 // Brown obstacles;
 var obstacle = game.addChild(new Obstacle());
 obstacle.x = 2120; // Start at the right edge of the screen
 obstacle.y = Math.random() * 2732; // Start at a random height;
+var newObject = game.addChild(new NewObject());
+newObject.x = 2120; // Start at the right edge of the screen
+newObject.y = Math.random() * 2732; // Start at a random height;
 // Initialize score counter
 var score = 0;
 var scoreTxt = new Text2(score.toString(), {
 	size: 100,