===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,223 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var facekit = LK.import("@upit/facekit.v1");
+
+/**** 
+* Classes
+****/ 
+var FaceShape = Container.expand(function () {
+	var self = Container.call(this);
+	self.faceOutline = self.attachAsset('faceOutline', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.leftEye = self.attachAsset('leftEye', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.rightEye = self.attachAsset('rightEye', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.nose = self.attachAsset('nose', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.mouth = self.attachAsset('mouth', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.currentColorIndex = 0;
+	self.colorPalettes = [[0x3498db, 0xe74c3c, 0xf39c12, 0x9b59b6], [0x2ecc71, 0xe67e22, 0x34495e, 0x1abc9c], [0xf1c40f, 0x8e44ad, 0x16a085, 0xc0392b], [0x95a5a6, 0x2980b9, 0x27ae60, 0xd35400]];
+	self.lastMouthOpen = false;
+	self.updateFacePosition = function (faceX, faceY, faceWidth, faceHeight) {
+		self.x = faceX;
+		self.y = faceY;
+		// Scale based on face size
+		var scale = Math.max(faceWidth / 300, faceHeight / 400) * 0.8;
+		self.faceOutline.scaleX = scale;
+		self.faceOutline.scaleY = scale;
+		// Position facial features relative to face center
+		self.leftEye.x = -faceWidth * 0.15;
+		self.leftEye.y = -faceHeight * 0.1;
+		self.rightEye.x = faceWidth * 0.15;
+		self.rightEye.y = -faceHeight * 0.1;
+		self.nose.x = 0;
+		self.nose.y = 0;
+		self.mouth.x = 0;
+		self.mouth.y = faceHeight * 0.15;
+	};
+	self.changeColors = function () {
+		self.currentColorIndex = (self.currentColorIndex + 1) % self.colorPalettes.length;
+		var palette = self.colorPalettes[self.currentColorIndex];
+		tween(self.faceOutline, {
+			tint: palette[0]
+		}, {
+			duration: 500
+		});
+		tween(self.leftEye, {
+			tint: palette[1]
+		}, {
+			duration: 500
+		});
+		tween(self.rightEye, {
+			tint: palette[1]
+		}, {
+			duration: 500
+		});
+		tween(self.nose, {
+			tint: palette[2]
+		}, {
+			duration: 500
+		});
+		tween(self.mouth, {
+			tint: palette[3]
+		}, {
+			duration: 500
+		});
+		LK.getSound('shapeChange').play();
+	};
+	self.update = function () {
+		// Check for mouth open expression change
+		var currentMouthOpen = facekit.mouthOpen;
+		if (!self.lastMouthOpen && currentMouthOpen) {
+			// Mouth just opened
+			self.triggerExpression();
+		}
+		self.lastMouthOpen = currentMouthOpen;
+		// Update mouth shape based on expression
+		if (currentMouthOpen) {
+			self.mouth.scaleY = 1.5;
+		} else {
+			self.mouth.scaleY = 1.0;
+		}
+	};
+	self.triggerExpression = function () {
+		// Create particle effect
+		createParticleEffect(self.x, self.y);
+		// Pulse effect on face outline
+		tween(self.faceOutline, {
+			scaleX: self.faceOutline.scaleX * 1.2,
+			scaleY: self.faceOutline.scaleY * 1.2
+		}, {
+			duration: 200,
+			onFinish: function onFinish() {
+				tween(self.faceOutline, {
+					scaleX: self.faceOutline.scaleX / 1.2,
+					scaleY: self.faceOutline.scaleY / 1.2
+				}, {
+					duration: 200
+				});
+			}
+		});
+		LK.getSound('expressionTrigger').play();
+		LK.setScore(LK.getScore() + 10);
+		scoreText.setText('Score: ' + LK.getScore());
+	};
+	return self;
+});
+var Particle = Container.expand(function () {
+	var self = Container.call(this);
+	self.graphic = self.attachAsset('particle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.velocityX = (Math.random() - 0.5) * 10;
+	self.velocityY = (Math.random() - 0.5) * 10;
+	self.life = 60; // 1 second at 60fps
+	self.update = function () {
+		self.x += self.velocityX;
+		self.y += self.velocityY;
+		self.life--;
+		// Fade out over time
+		self.graphic.alpha = self.life / 60;
+		if (self.life <= 0) {
+			self.destroy();
+			// Remove from particles array
+			for (var i = particles.length - 1; i >= 0; i--) {
+				if (particles[i] === self) {
+					particles.splice(i, 1);
+					break;
+				}
+			}
+		}
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
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+	backgroundColor: 0x2c3e50
+});
+
+/**** 
+* Game Code
+****/ 
+var faceShape;
+var particles = [];
+var scoreText;
+var instructionText;
+var expressionCount = 0;
+var gameTime = 0;
+// Create score display
+scoreText = new Text2('Score: 0', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreText);
+// Create instruction text
+instructionText = new Text2('Move your face and open your mouth!', {
+	size: 40,
+	fill: 0xFFFFFF
+});
+instructionText.anchor.set(0.5, 1);
+LK.gui.bottom.addChild(instructionText);
+// Create main face shape
+faceShape = game.addChild(new FaceShape());
+function createParticleEffect(x, y) {
+	for (var i = 0; i < 8; i++) {
+		var particle = new Particle();
+		particle.x = x;
+		particle.y = y;
+		particle.graphic.tint = Math.random() * 0xffffff;
+		particles.push(particle);
+		game.addChild(particle);
+	}
+}
+// Handle tap to change colors
+game.down = function (x, y, obj) {
+	faceShape.changeColors();
+};
+// Main game update loop
+game.update = function () {
+	gameTime++;
+	// Update face position based on face tracking
+	if (facekit.mouthCenter) {
+		// Calculate face dimensions and position
+		var faceX = (facekit.leftEye.x + facekit.rightEye.x) / 2;
+		var faceY = (facekit.leftEye.y + facekit.chin.y) / 2;
+		var faceWidth = Math.abs(facekit.rightEye.x - facekit.leftEye.x) * 3;
+		var faceHeight = Math.abs(facekit.chin.y - facekit.leftEye.y) * 1.5;
+		faceShape.updateFacePosition(faceX, faceY, faceWidth, faceHeight);
+	}
+	// Auto color change every 5 seconds
+	if (gameTime % 300 === 0) {
+		faceShape.changeColors();
+	}
+	// Update score based on time
+	if (gameTime % 60 === 0) {
+		LK.setScore(LK.getScore() + 1);
+		scoreText.setText('Score: ' + LK.getScore());
+	}
+	// Update instruction text based on score
+	if (LK.getScore() > 100) {
+		instructionText.setText('Amazing! Keep expressing yourself!');
+	} else if (LK.getScore() > 50) {
+		instructionText.setText('Great job! Try different expressions!');
+	}
+};
\ No newline at end of file