/**** 
* Classes
****/ 
//<Write imports for supported plugins 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.speed = 5 + Math.floor(LK.getScore() / 10);
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
	self.down = function (x, y, obj) {
		LK.setScore(LK.getScore() + 1);
		scoreTxt.setText(LK.getScore());
		LK.getSound('Pop').play();
		self.destroy();
	};
});
var Bomb = Container.expand(function () {
	var self = Container.call(this);
	var bombGraphics = self.attachAsset('bomb', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5 + Math.floor(LK.getScore() / 10);
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
	self.down = function (x, y, obj) {
		LK.getSound('Bomb').play();
		LK.effects.flashScreen(0xff0000, 1000);
		LK.showGameOver();
	};
});
var RainbowBall = Container.expand(function () {
	var self = Container.call(this);
	var rainbowBallGraphics = self.attachAsset('rainbowBall', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.update = function () {
		self.y += self.speed;
		if (self.y > 2732) {
			self.destroy();
		}
	};
	self.down = function (x, y, obj) {
		LK.setScore(LK.getScore() + 5);
		scoreTxt.setText(LK.getScore());
		self.destroy();
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0xff0000 //Init game with red background
});

/**** 
* Game Code
****/ 
//<Assets used in the game will automatically appear here>
//<Write game logic code here, including initializing arrays and variables>
var scoreTxt = new Text2('0', {
	size: 150,
	fill: 0x000000
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
var balls = [];
var bombs = [];
function spawnBall() {
	var newBall = new Ball();
	newBall.x = 200 + Math.random() * (2048 - 400); // 200px = 2cm on a 12.9" iPad Pro
	newBall.y = 0;
	balls.push(newBall);
	game.addChild(newBall);
}
function spawnBomb() {
	var newBomb = new Bomb();
	newBomb.x = Math.random() * 2048;
	newBomb.y = 0;
	bombs.push(newBomb);
	game.addChild(newBomb);
}
function spawnRainbowBall() {
	var newRainbowBall = new RainbowBall();
	newRainbowBall.x = Math.random() * 2048;
	newRainbowBall.y = 0;
	game.addChild(newRainbowBall);
}
LK.setInterval(spawnBall, 1000);
var bombInterval = LK.setInterval(spawnBomb, 10000);
var rainbowBallInterval = LK.setInterval(spawnRainbowBall, 30000);
game.update = function () {
	if (LK.getScore() >= 30) {
		LK.clearInterval(bombInterval);
		bombInterval = LK.setInterval(spawnBomb, 5000);
	}
	for (var i = balls.length - 1; i >= 0; i--) {
		balls[i].update();
		if (balls[i].y > 2732) {
			balls[i].destroy();
			balls.splice(i, 1);
		}
	}
	for (var j = bombs.length - 1; j >= 0; j--) {
		bombs[j].update();
		if (bombs[j].y > 2732) {
			bombs[j].destroy();
			bombs.splice(j, 1);
		}
	}
};
game.update = function () {
	for (var i = balls.length - 1; i >= 0; i--) {
		balls[i].update();
		if (balls[i].y > 2732) {
			balls[i].destroy();
			balls.splice(i, 1);
		}
	}
	for (var j = bombs.length - 1; j >= 0; j--) {
		bombs[j].update();
		if (bombs[j].y > 2732) {
			bombs[j].destroy();
			bombs.splice(j, 1);
		}
	}
	for (var k = game.children.length - 1; k >= 0; k--) {
		if (game.children[k] instanceof RainbowBall) {
			game.children[k].update();
			if (game.children[k].y > 2732) {
				game.children[k].destroy();
			}
		}
	}
};
game.down = function (x, y, obj) {
	// Handle global down events if needed
};
game.up = function (x, y, obj) {
	// Handle global up events if needed
};

===================================================================
--- original.js
+++ change.js
@@ -41,8 +41,27 @@
 		LK.effects.flashScreen(0xff0000, 1000);
 		LK.showGameOver();
 	};
 });
+var RainbowBall = Container.expand(function () {
+	var self = Container.call(this);
+	var rainbowBallGraphics = self.attachAsset('rainbowBall', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 5;
+	self.update = function () {
+		self.y += self.speed;
+		if (self.y > 2732) {
+			self.destroy();
+		}
+	};
+	self.down = function (x, y, obj) {
+		LK.setScore(LK.getScore() + 5);
+		scoreTxt.setText(LK.getScore());
+		self.destroy();
+	};
+});
 
 /**** 
 * Initialize Game
 ****/ 
@@ -76,10 +95,17 @@
 	newBomb.y = 0;
 	bombs.push(newBomb);
 	game.addChild(newBomb);
 }
+function spawnRainbowBall() {
+	var newRainbowBall = new RainbowBall();
+	newRainbowBall.x = Math.random() * 2048;
+	newRainbowBall.y = 0;
+	game.addChild(newRainbowBall);
+}
 LK.setInterval(spawnBall, 1000);
 var bombInterval = LK.setInterval(spawnBomb, 10000);
+var rainbowBallInterval = LK.setInterval(spawnRainbowBall, 30000);
 game.update = function () {
 	if (LK.getScore() >= 30) {
 		LK.clearInterval(bombInterval);
 		bombInterval = LK.setInterval(spawnBomb, 5000);
@@ -113,8 +139,16 @@
 			bombs[j].destroy();
 			bombs.splice(j, 1);
 		}
 	}
+	for (var k = game.children.length - 1; k >= 0; k--) {
+		if (game.children[k] instanceof RainbowBall) {
+			game.children[k].update();
+			if (game.children[k].y > 2732) {
+				game.children[k].destroy();
+			}
+		}
+	}
 };
 game.down = function (x, y, obj) {
 	// Handle global down events if needed
 };