===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,304 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var PowerpuffGirl = Container.expand(function (girlType, color) {
+	var self = Container.call(this);
+	var girl = self.attachAsset(girlType, {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.activity = 'idle';
+	self.activityTimer = 0;
+	self.originalX = 0;
+	self.originalY = 0;
+	self.isSnowboarding = false;
+	self.snowboardStartX = 0;
+	self.snowboardStartY = 0;
+	self.setActivity = function (newActivity, x, y) {
+		self.activity = newActivity;
+		self.activityTimer = 0;
+		self.originalX = x || self.x;
+		self.originalY = y || self.y;
+		if (newActivity === 'snowboarding') {
+			self.isSnowboarding = true;
+			self.snowboardStartX = self.x;
+			self.snowboardStartY = self.y;
+		}
+	};
+	self.down = function (x, y, obj) {
+		if (self.activity === 'idle') {
+			// Determine which activity based on position
+			var localPos = game.toLocal(obj.parent.toGlobal(obj.position));
+			if (localPos.y < 800) {
+				// Snowboarding area
+				self.setActivity('snowboarding');
+				LK.getSound('whoosh').play();
+				// Create snow particles
+				for (var i = 0; i < 8; i++) {
+					var particle = game.addChild(new SnowParticle());
+					particle.x = self.x + (Math.random() - 0.5) * 60;
+					particle.y = self.y + (Math.random() - 0.5) * 60;
+					snowParticles.push(particle);
+				}
+			} else if (localPos.y < 1600) {
+				// Snow angel area
+				self.setActivity('snowangel');
+				LK.getSound('snowcrunch').play();
+				// Create snow angel shape
+				var angel = game.addChild(LK.getAsset('snowAngel', {
+					anchorX: 0.5,
+					anchorY: 0.5
+				}));
+				angel.x = self.x;
+				angel.y = self.y + 20;
+				angel.alpha = 0.7;
+				snowAngels.push(angel);
+			}
+		}
+	};
+	self.update = function () {
+		self.activityTimer++;
+		if (self.activity === 'snowboarding') {
+			self.y += 4;
+			self.x += (Math.random() - 0.5) * 2;
+			girl.rotation += 0.1;
+			if (self.activityTimer % 5 === 0) {
+				var particle = game.addChild(new SnowParticle());
+				particle.x = self.x + (Math.random() - 0.5) * 40;
+				particle.y = self.y;
+				snowParticles.push(particle);
+			}
+			if (self.y > 750) {
+				self.activity = 'idle';
+				self.x = self.originalX;
+				self.y = self.originalY;
+				girl.rotation = 0;
+				self.isSnowboarding = false;
+			}
+		} else if (self.activity === 'snowangel') {
+			girl.scaleX = 1 + Math.sin(self.activityTimer * 0.3) * 0.2;
+			girl.rotation = Math.sin(self.activityTimer * 0.2) * 0.2;
+			if (self.activityTimer > 120) {
+				self.activity = 'idle';
+				girl.scaleX = 1;
+				girl.rotation = 0;
+			}
+		} else {
+			// Idle floating animation
+			girl.y = Math.sin(LK.ticks * 0.05 + self.originalX * 0.01) * 5;
+		}
+	};
+	return self;
+});
+var SnowParticle = Container.expand(function () {
+	var self = Container.call(this);
+	var particle = self.attachAsset('snowParticle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speedX = (Math.random() - 0.5) * 4;
+	self.speedY = Math.random() * 3 + 2;
+	self.life = 60;
+	self.update = function () {
+		self.x += self.speedX;
+		self.y += self.speedY;
+		self.life--;
+		particle.alpha = self.life / 60;
+		if (self.life <= 0) {
+			self.destroy();
+		}
+	};
+	return self;
+});
+var SteamPuff = Container.expand(function () {
+	var self = Container.call(this);
+	var steam = self.attachAsset('steamPuff', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speedY = -2;
+	self.life = 90;
+	self.update = function () {
+		self.y += self.speedY;
+		self.life--;
+		steam.alpha = self.life / 90;
+		steam.scaleX = steam.scaleY = 1 + (90 - self.life) / 90;
+		if (self.life <= 0) {
+			self.destroy();
+		}
+	};
+	return self;
+});
+var Train = Container.expand(function () {
+	var self = Container.call(this);
+	var trainBody = self.attachAsset('powerpuffExpress', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.isMoving = false;
+	self.moveTimer = 0;
+	self.steamTimer = 0;
+	self.down = function (x, y, obj) {
+		if (!self.isMoving) {
+			self.isMoving = true;
+			self.moveTimer = 0;
+			LK.getSound('trainWhistle').play();
+			tween(self, {
+				x: self.x + 300
+			}, {
+				duration: 2000,
+				easing: tween.easeOut,
+				onFinish: function onFinish() {
+					tween(self, {
+						x: self.x - 300
+					}, {
+						duration: 2000,
+						easing: tween.easeIn,
+						onFinish: function onFinish() {
+							self.isMoving = false;
+						}
+					});
+				}
+			});
+		}
+	};
+	self.update = function () {
+		if (self.isMoving) {
+			self.moveTimer++;
+			self.steamTimer++;
+			if (self.steamTimer % 15 === 0) {
+				var steam = game.addChild(new SteamPuff());
+				steam.x = self.x - 100;
+				steam.y = self.y - 60;
+				steamPuffs.push(steam);
+			}
+		}
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87ceeb
+});
+
+/**** 
+* Game Code
+****/ 
+// Arrays to track particles and effects
+var snowParticles = [];
+var steamPuffs = [];
+var snowAngels = [];
+// Create background areas
+var hillArea = game.addChild(LK.getAsset('snowboardHill', {
+	anchorX: 0.5,
+	anchorY: 0.5
+}));
+hillArea.x = 1024;
+hillArea.y = 400;
+var angelArea = game.addChild(LK.getAsset('snowAngelArea', {
+	anchorX: 0.5,
+	anchorY: 0.5
+}));
+angelArea.x = 1024;
+angelArea.y = 1200;
+var track = game.addChild(LK.getAsset('trainTrack', {
+	anchorX: 0.5,
+	anchorY: 0.5
+}));
+track.x = 1024;
+track.y = 2000;
+// Create train
+var train = game.addChild(new Train());
+train.x = 700;
+train.y = 1960;
+// Create Powerpuff Girls
+var blossom = game.addChild(new PowerpuffGirl('blossom'));
+blossom.x = 900;
+blossom.y = 300;
+blossom.originalX = blossom.x;
+blossom.originalY = blossom.y;
+var bubbles = game.addChild(new PowerpuffGirl('bubbles'));
+bubbles.x = 1024;
+bubbles.y = 280;
+bubbles.originalX = bubbles.x;
+bubbles.originalY = bubbles.y;
+var buttercup = game.addChild(new PowerpuffGirl('buttercup'));
+buttercup.x = 1150;
+buttercup.y = 320;
+buttercup.originalX = buttercup.x;
+buttercup.originalY = buttercup.y;
+// Add activity labels
+var snowboardLabel = new Text2('Tap Girls to Snowboard!', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+snowboardLabel.anchor.set(0.5, 0.5);
+snowboardLabel.x = 1024;
+snowboardLabel.y = 150;
+game.addChild(snowboardLabel);
+var angelLabel = new Text2('Tap Girls to Make Snow Angels!', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+angelLabel.anchor.set(0.5, 0.5);
+angelLabel.x = 1024;
+angelLabel.y = 1000;
+game.addChild(angelLabel);
+var trainLabel = new Text2('Tap Train for a Ride!', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+trainLabel.anchor.set(0.5, 0.5);
+trainLabel.x = 1024;
+trainLabel.y = 1800;
+game.addChild(trainLabel);
+// Ambient snow particles
+var ambientSnowTimer = 0;
+game.update = function () {
+	ambientSnowTimer++;
+	// Create ambient snow
+	if (ambientSnowTimer % 20 === 0) {
+		var particle = game.addChild(new SnowParticle());
+		particle.x = Math.random() * 2048;
+		particle.y = -20;
+		particle.speedY = Math.random() * 2 + 1;
+		particle.speedX = (Math.random() - 0.5) * 2;
+		particle.life = 200;
+		snowParticles.push(particle);
+	}
+	// Clean up destroyed particles
+	for (var i = snowParticles.length - 1; i >= 0; i--) {
+		if (snowParticles[i].destroyed) {
+			snowParticles.splice(i, 1);
+		}
+	}
+	for (var j = steamPuffs.length - 1; j >= 0; j--) {
+		if (steamPuffs[j].destroyed) {
+			steamPuffs.splice(j, 1);
+		}
+	}
+	// Clean up old snow angels
+	for (var k = snowAngels.length - 1; k >= 0; k--) {
+		if (LK.ticks % 600 === 0) {
+			tween(snowAngels[k], {
+				alpha: 0
+			}, {
+				duration: 1000,
+				onFinish: function onFinish() {
+					if (snowAngels[k] && !snowAngels[k].destroyed) {
+						snowAngels[k].destroy();
+						snowAngels.splice(k, 1);
+					}
+				}
+			});
+		}
+	}
+};
\ No newline at end of file