===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,336 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Bird = Container.expand(function () {
+	var self = Container.call(this);
+	var birdGraphics = self.attachAsset('bird', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.velocityX = 0;
+	self.velocityY = 0;
+	self.gravity = 0.8;
+	self.isLaunched = false;
+	self.health = 1;
+	self.update = function () {
+		if (self.isLaunched) {
+			self.velocityY += self.gravity;
+			self.x += self.velocityX;
+			self.y += self.velocityY;
+			// Ground collision
+			if (self.y > 2600) {
+				self.velocityX *= 0.7;
+				self.velocityY = -self.velocityY * 0.3;
+				self.y = 2600;
+			}
+			// Side bounds
+			if (self.x < 0 || self.x > 2048) {
+				self.velocityX = -self.velocityX * 0.5;
+			}
+			// Stop if moving too slowly
+			if (Math.abs(self.velocityX) < 0.5 && Math.abs(self.velocityY) < 0.5 && self.y >= 2600) {
+				self.isLaunched = false;
+				self.velocityX = 0;
+				self.velocityY = 0;
+			}
+		}
+	};
+	self.launch = function (vx, vy) {
+		self.velocityX = vx;
+		self.velocityY = vy;
+		self.isLaunched = true;
+		LK.getSound('launch').play();
+	};
+	return self;
+});
+var Block = Container.expand(function (type) {
+	var self = Container.call(this);
+	var blockGraphics = self.attachAsset(type + 'Block', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.type = type;
+	self.isDestroyed = false;
+	// Set health based on material
+	if (type === 'glass') {
+		self.health = 1;
+	} else if (type === 'wood') {
+		self.health = 2;
+	} else if (type === 'stone') {
+		self.health = 3;
+	}
+	self.takeDamage = function () {
+		self.health--;
+		if (self.health <= 0) {
+			self.destroy();
+			self.isDestroyed = true;
+			LK.getSound('destroy').play();
+			LK.effects.flashObject(self, 0xff0000, 300);
+		} else {
+			LK.effects.flashObject(self, 0xffff00, 200);
+			LK.getSound('hit').play();
+		}
+	};
+	return self;
+});
+var Pig = Container.expand(function () {
+	var self = Container.call(this);
+	var pigGraphics = self.attachAsset('pig', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.health = 1;
+	self.isDestroyed = false;
+	self.takeDamage = function () {
+		self.health--;
+		if (self.health <= 0) {
+			self.destroy();
+			self.isDestroyed = true;
+			LK.getSound('destroy').play();
+			LK.effects.flashObject(self, 0xff0000, 300);
+		}
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87CEEB
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var slingshot;
+var currentBird;
+var birds = [];
+var pigs = [];
+var blocks = [];
+var trajectoryPoints = [];
+var isDragging = false;
+var dragStartX = 0;
+var dragStartY = 0;
+var slingshotX = 300;
+var slingshotY = 2400;
+var birdsUsed = 0;
+var maxBirds = 3;
+var levelComplete = false;
+// UI Elements
+var scoreText = new Text2('Score: 0', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreText);
+var birdsLeftText = new Text2('Birds: 3', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+birdsLeftText.anchor.set(0, 0);
+birdsLeftText.x = 50;
+birdsLeftText.y = 50;
+LK.gui.topLeft.addChild(birdsLeftText);
+// Create slingshot
+slingshot = game.addChild(LK.getAsset('slingshot', {
+	anchorX: 0.5,
+	anchorY: 1.0,
+	x: slingshotX,
+	y: slingshotY
+}));
+// Create level
+function createLevel() {
+	// Create pigs
+	var pig1 = game.addChild(new Pig());
+	pig1.x = 1400;
+	pig1.y = 2200;
+	pigs.push(pig1);
+	var pig2 = game.addChild(new Pig());
+	pig2.x = 1600;
+	pig2.y = 2200;
+	pigs.push(pig2);
+	// Create structure
+	var woodBlock1 = game.addChild(new Block('wood'));
+	woodBlock1.x = 1300;
+	woodBlock1.y = 2300;
+	blocks.push(woodBlock1);
+	var woodBlock2 = game.addChild(new Block('wood'));
+	woodBlock2.x = 1500;
+	woodBlock2.y = 2300;
+	blocks.push(woodBlock2);
+	var woodBlock3 = game.addChild(new Block('wood'));
+	woodBlock3.x = 1700;
+	woodBlock3.y = 2300;
+	blocks.push(woodBlock3);
+	var glassBlock1 = game.addChild(new Block('glass'));
+	glassBlock1.x = 1400;
+	glassBlock1.y = 2250;
+	blocks.push(glassBlock1);
+	var glassBlock2 = game.addChild(new Block('glass'));
+	glassBlock2.x = 1600;
+	glassBlock2.y = 2250;
+	blocks.push(glassBlock2);
+	var stoneBlock1 = game.addChild(new Block('stone'));
+	stoneBlock1.x = 1500;
+	stoneBlock1.y = 2200;
+	blocks.push(stoneBlock1);
+}
+// Create first bird
+function createBird() {
+	if (birdsUsed < maxBirds) {
+		currentBird = game.addChild(new Bird());
+		currentBird.x = slingshotX;
+		currentBird.y = slingshotY - 100;
+		birds.push(currentBird);
+	}
+}
+// Clear trajectory
+function clearTrajectory() {
+	for (var i = 0; i < trajectoryPoints.length; i++) {
+		trajectoryPoints[i].destroy();
+	}
+	trajectoryPoints = [];
+}
+// Show trajectory
+function showTrajectory(startX, startY, velocityX, velocityY) {
+	clearTrajectory();
+	var x = startX;
+	var y = startY;
+	var vx = velocityX;
+	var vy = velocityY;
+	for (var i = 0; i < 20; i++) {
+		vy += 0.8;
+		x += vx;
+		y += vy;
+		if (y > 2600) break;
+		var point = game.addChild(LK.getAsset('trajectory', {
+			anchorX: 0.5,
+			anchorY: 0.5,
+			x: x,
+			y: y,
+			alpha: 0.5
+		}));
+		trajectoryPoints.push(point);
+	}
+}
+// Check collisions
+function checkCollisions() {
+	for (var i = birds.length - 1; i >= 0; i--) {
+		var bird = birds[i];
+		if (!bird.isLaunched) continue;
+		// Check pig collisions
+		for (var j = pigs.length - 1; j >= 0; j--) {
+			var pig = pigs[j];
+			if (!pig.isDestroyed && bird.intersects(pig)) {
+				pig.takeDamage();
+				if (pig.isDestroyed) {
+					LK.setScore(LK.getScore() + 100);
+					scoreText.setText('Score: ' + LK.getScore());
+					pigs.splice(j, 1);
+				}
+			}
+		}
+		// Check block collisions
+		for (var k = blocks.length - 1; k >= 0; k--) {
+			var block = blocks[k];
+			if (!block.isDestroyed && bird.intersects(block)) {
+				block.takeDamage();
+				bird.velocityX *= 0.5;
+				bird.velocityY *= 0.5;
+				if (block.isDestroyed) {
+					LK.setScore(LK.getScore() + 50);
+					scoreText.setText('Score: ' + LK.getScore());
+					blocks.splice(k, 1);
+				}
+			}
+		}
+	}
+}
+// Check win condition
+function checkWinCondition() {
+	if (pigs.length === 0 && !levelComplete) {
+		levelComplete = true;
+		LK.setTimeout(function () {
+			LK.showYouWin();
+		}, 1000);
+	} else if (birdsUsed >= maxBirds && pigs.length > 0 && !levelComplete) {
+		levelComplete = true;
+		LK.setTimeout(function () {
+			LK.showGameOver();
+		}, 1000);
+	}
+}
+// Game event handlers
+game.down = function (x, y, obj) {
+	if (currentBird && !currentBird.isLaunched && !levelComplete) {
+		isDragging = true;
+		dragStartX = x;
+		dragStartY = y;
+	}
+};
+game.move = function (x, y, obj) {
+	if (isDragging && currentBird && !currentBird.isLaunched) {
+		var deltaX = dragStartX - x;
+		var deltaY = dragStartY - y;
+		// Limit drag distance
+		var maxDrag = 150;
+		var distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
+		if (distance > maxDrag) {
+			deltaX = deltaX / distance * maxDrag;
+			deltaY = deltaY / distance * maxDrag;
+		}
+		currentBird.x = slingshotX - deltaX;
+		currentBird.y = slingshotY - 100 - deltaY;
+		// Show trajectory
+		var velocityX = deltaX * 0.2;
+		var velocityY = deltaY * 0.2;
+		showTrajectory(currentBird.x, currentBird.y, velocityX, velocityY);
+	}
+};
+game.up = function (x, y, obj) {
+	if (isDragging && currentBird && !currentBird.isLaunched) {
+		isDragging = false;
+		clearTrajectory();
+		var deltaX = dragStartX - x;
+		var deltaY = dragStartY - y;
+		// Limit drag distance
+		var maxDrag = 150;
+		var distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
+		if (distance > maxDrag) {
+			deltaX = deltaX / distance * maxDrag;
+			deltaY = deltaY / distance * maxDrag;
+		}
+		if (distance > 10) {
+			var velocityX = deltaX * 0.2;
+			var velocityY = deltaY * 0.2;
+			currentBird.launch(velocityX, velocityY);
+			birdsUsed++;
+			birdsLeftText.setText('Birds: ' + (maxBirds - birdsUsed));
+			// Create next bird after delay
+			LK.setTimeout(function () {
+				if (birdsUsed < maxBirds && pigs.length > 0) {
+					createBird();
+				}
+			}, 2000);
+			currentBird = null;
+		} else {
+			// Reset bird position
+			currentBird.x = slingshotX;
+			currentBird.y = slingshotY - 100;
+		}
+	}
+};
+game.update = function () {
+	checkCollisions();
+	checkWinCondition();
+};
+// Initialize level
+createLevel();
+createBird();
\ No newline at end of file