/**** 
* Classes
****/ 
var BouncingCircle = Container.expand(function () {
	var self = Container.call(this);
	var circleGraphics = self.attachAsset('bouncingCircle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Velocity properties
	self.velocityX = 12;
	self.velocityY = 10;
	self.update = function () {
		// Move the circle
		self.x += self.velocityX;
		self.y += self.velocityY;
		// Bounce off screen edges
		if (self.x <= 25) {
			self.x = 25;
			self.velocityX = -self.velocityX;
		}
		if (self.x >= 2048 - 25) {
			self.x = 2048 - 25;
			self.velocityX = -self.velocityX;
		}
		if (self.y <= 25) {
			self.y = 25;
			self.velocityY = -self.velocityY;
		}
		// Check collision with blocks
		for (var i = blocks.length - 1; i >= 0; i--) {
			var block = blocks[i];
			if (self.intersects(block)) {
				// Remove block
				block.destroy();
				blocks.splice(i, 1);
				// Bounce ball
				self.velocityY = -self.velocityY;
				break;
			}
		}
		// Check collision with paddle before hitting bottom
		if (self.intersects(paddle)) {
			// Push ball above paddle
			self.y = paddle.y - 20 - 25;
			// Reverse Y velocity for bounce
			self.velocityY = -Math.abs(self.velocityY);
		}
		if (self.y >= 2732 - 25) {
			self.y = 2732 - 25;
			self.velocityY = -self.velocityY;
		}
	};
	return self;
});
var ColorBlock = Container.expand(function () {
	var self = Container.call(this);
	var blockGraphics = self.attachAsset('colorBlock', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Set random color
	var colors = [0xff4444, 0x44ff44, 0x4444ff, 0xffff44, 0xff44ff, 0x44ffff];
	blockGraphics.tint = colors[Math.floor(Math.random() * colors.length)];
	return self;
});
var Paddle = Container.expand(function () {
	var self = Container.call(this);
	var paddleGraphics = self.attachAsset('paddle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		// Prevent paddle from going through left wall
		if (self.x - 150 < 0) {
			self.x = 150;
		}
		// Prevent paddle from going through right wall
		if (self.x + 150 > 2048) {
			self.x = 2048 - 150;
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2a2a2a
});

/**** 
* Game Code
****/ 
var blocks = [];
// Create grid of colorful blocks
for (var row = 0; row < 5; row++) {
	for (var col = 0; col < 10; col++) {
		var block = game.addChild(new ColorBlock());
		block.x = 200 + col * 100;
		block.y = 200 + row * 60;
		blocks.push(block);
	}
}
var bouncingCircle = game.addChild(new BouncingCircle());
bouncingCircle.x = 500;
bouncingCircle.y = 400;
bouncingCircle.lastIntersecting = false;
var paddle = game.addChild(new Paddle());
paddle.x = 1024;
paddle.y = 2600;
game.move = function (x, y, obj) {
	paddle.x = x;
};
game.update = function () {
	// Track ball-paddle collision state transitions
	var currentIntersecting = bouncingCircle.intersects(paddle);
	if (!bouncingCircle.lastIntersecting && currentIntersecting) {
		// Collision just started - push ball above paddle and reverse Y velocity
		bouncingCircle.y = paddle.y - 20 - 25;
		bouncingCircle.velocityY = -Math.abs(bouncingCircle.velocityY);
	}
	bouncingCircle.lastIntersecting = currentIntersecting;
	// Check if ball hits bottom area (game over zone)
	if (bouncingCircle.y >= 2700) {
		LK.showGameOver();
		return;
	}
};

===================================================================
--- original.js
+++ change.js
@@ -26,8 +26,20 @@
 		if (self.y <= 25) {
 			self.y = 25;
 			self.velocityY = -self.velocityY;
 		}
+		// Check collision with blocks
+		for (var i = blocks.length - 1; i >= 0; i--) {
+			var block = blocks[i];
+			if (self.intersects(block)) {
+				// Remove block
+				block.destroy();
+				blocks.splice(i, 1);
+				// Bounce ball
+				self.velocityY = -self.velocityY;
+				break;
+			}
+		}
 		// Check collision with paddle before hitting bottom
 		if (self.intersects(paddle)) {
 			// Push ball above paddle
 			self.y = paddle.y - 20 - 25;
@@ -40,8 +52,19 @@
 		}
 	};
 	return self;
 });
+var ColorBlock = Container.expand(function () {
+	var self = Container.call(this);
+	var blockGraphics = self.attachAsset('colorBlock', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Set random color
+	var colors = [0xff4444, 0x44ff44, 0x4444ff, 0xffff44, 0xff44ff, 0x44ffff];
+	blockGraphics.tint = colors[Math.floor(Math.random() * colors.length)];
+	return self;
+});
 var Paddle = Container.expand(function () {
 	var self = Container.call(this);
 	var paddleGraphics = self.attachAsset('paddle', {
 		anchorX: 0.5,
@@ -69,8 +92,18 @@
 
 /**** 
 * Game Code
 ****/ 
+var blocks = [];
+// Create grid of colorful blocks
+for (var row = 0; row < 5; row++) {
+	for (var col = 0; col < 10; col++) {
+		var block = game.addChild(new ColorBlock());
+		block.x = 200 + col * 100;
+		block.y = 200 + row * 60;
+		blocks.push(block);
+	}
+}
 var bouncingCircle = game.addChild(new BouncingCircle());
 bouncingCircle.x = 500;
 bouncingCircle.y = 400;
 bouncingCircle.lastIntersecting = false;