/**** 
* Classes
****/ 
var AI = Container.expand(function () {
	var self = Container.call(this);
	self.spawnAsset = function (assetId, options) {
		var asset = LK.getAsset(assetId, {});
		self.addChild(asset);
		return asset;
	};
	self.learn = function (knowledge) {
		console.log("Learning:", knowledge);
		self.knowledge = knowledge;
		self.knowledge = knowledge;
	};
	self.modifyCode = function (code) {
		console.log("Modifying code:", code);
	};
	self.cooperate = function (task) {
		console.log("Cooperating on task:", task);
	};
});
var Bird = Container.expand(function () {
	var self = Container.call(this);
	var birdGraphics = self.attachAsset('bird', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.gravity = 0.5;
	self.velocity = 0;
	self.flap = function () {
		self.velocity = -10;
		LK.getSound('flap').play();
	};
	self.update = function () {
		self.velocity += self.gravity;
		self.y += self.velocity;
		if (self.y > 2732 || self.y < 0) {
			LK.getSound('hit').play();
			LK.showGameOver();
		}
	};
});
var FlappyBirdAI = Container.expand(function () {
	var self = Container.call(this);
	self.bird = null;
	self.pipes = null;
	self.scoreTxt = null;
	self.init = function (bird, pipes, scoreTxt) {
		self.bird = bird;
		self.pipes = pipes;
		self.scoreTxt = scoreTxt;
	};
	self.update = function () {
		if (self.bird && self.pipes) {
			// Flap if the bird is too low or too high
			if (self.bird.y > 2000 || self.bird.y < 200) {
				self.bird.flap();
			}
			// Flap if a pipe is near
			for (var i = 0; i < self.pipes.length; i++) {
				if (self.pipes[i].x > self.bird.x && self.pipes[i].x < self.bird.x + 400) {
					if (self.bird.y > self.pipes[i].y - 200 && self.bird.y < self.pipes[i].y + 200) {
						self.bird.flap();
					}
				}
			}
		}
	};
});
var FriendlyAI = Container.expand(function () {
	var self = Container.call(this);
	self.spawnAsset = function (assetId, options) {
		var asset = LK.getAsset(assetId, {});
		self.addChild(asset);
		return asset;
	};
	self.learn = function (knowledge) {
		console.log("Learning:", knowledge);
		self.knowledge = knowledge;
	};
	self.modifyCode = function (code) {
		console.log("Modifying code:", code);
	};
	self.cooperate = function (task) {
		console.log("Cooperating on task:", task);
	};
});
var Pipe = Container.expand(function () {
	var self = Container.call(this);
	var pipeGraphics = self.attachAsset('pipe', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -5;
	self.update = function () {
		self.x += self.speed;
		if (self.x < -100) {
			self.destroy();
		}
	};
});

/**** 
* Initialize Game
****/ 
// The FriendlyAI has the ability to spawn assets using the spawnAsset method
// Create a FriendlyAI class for the square
// Create a FriendlyAI using the FriendlyAI class
var game = new LK.Game({
	backgroundColor: 0x87CEEB // Light blue background
});

/**** 
* Game Code
****/ 
var bird = game.addChild(new Bird());
bird.x = 200;
bird.y = 1366;
var pipes = [];
var score = 0;
var scoreTxt = new Text2('0', {
	size: 150,
	fill: "#ffffff"
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
game.down = function (x, y, obj) {
	bird.flap();
};
var flappyBirdAI = new FlappyBirdAI();
flappyBirdAI.init(bird, pipes, scoreTxt);
game.update = function () {
	flappyBirdAI.update();
	bird.update();
	for (var i = pipes.length - 1; i >= 0; i--) {
		pipes[i].update();
		if (pipes[i].intersects(bird)) {
			LK.getSound('hit').play();
			LK.showGameOver();
		}
		if (pipes[i].x < bird.x && !pipes[i].scored) {
			score++;
			scoreTxt.setText(score);
			pipes[i].scored = true;
		}
	}
	if (LK.ticks % 90 == 0) {
		var pipeTop = new Pipe();
		pipeTop.x = 2048;
		pipeTop.y = Math.random() * 1000 - 400;
		pipes.push(pipeTop);
		game.addChild(pipeTop);
		var pipeBottom = new Pipe();
		pipeBottom.x = 2048;
		pipeBottom.y = pipeTop.y + 1200;
		pipes.push(pipeBottom);
		game.addChild(pipeBottom);
	}
};

===================================================================
--- original.js
+++ change.js
@@ -58,10 +58,10 @@
 				self.bird.flap();
 			}
 			// Flap if a pipe is near
 			for (var i = 0; i < self.pipes.length; i++) {
-				if (self.pipes[i].x > self.bird.x && self.pipes[i].x < self.bird.x + 200) {
-					if (self.bird.y > self.pipes[i].y - 100 && self.bird.y < self.pipes[i].y + 100) {
+				if (self.pipes[i].x > self.bird.x && self.pipes[i].x < self.bird.x + 400) {
+					if (self.bird.y > self.pipes[i].y - 200 && self.bird.y < self.pipes[i].y + 200) {
 						self.bird.flap();
 					}
 				}
 			}