===================================================================
--- original.js
+++ change.js
@@ -11,21 +11,25 @@
 		anchorY: 0.5
 	});
 	var letterText = new Text2(self.letter, {
 		size: 100,
-		fill: "#000000"
+		fill: "#000000",
+		weight: 300
 	});
 	letterText.anchor.set(0.5, 0.5);
 	self.addChild(letterText);
 	self.setLetter = function (letter) {
 		self.letter = letter;
 		letterText.setText(letter);
 	};
+	self.clickable = true;
 	self.down = function (x, y, obj) {
-		writeLetterOnBlackboard(self.letter);
-		currentWord += self.letter;
-		self.alpha = 0.5;
-		self.down = null; // Make it unclickable
+		if (self.clickable) {
+			writeLetterOnBlackboard(self.letter);
+			currentWord += self.letter;
+			self.alpha = 0.5;
+			self.clickable = false; // Make it unclickable
+		}
 	};
 	return self;
 });
 var SubmitButton = Container.expand(function () {
@@ -47,23 +51,29 @@
 			console.log('correct');
 			var scoreIncrement = currentWord.length;
 			LK.setScore(LK.getScore() + scoreIncrement);
 			scoreTxt.setText(LK.getScore());
-			clearBlackBoard();
+			// Create star explosion effect
+			createStarExplosion();
+			blackBoardArr = [];
+			blackboardOffsetX = 0;
+			blackboardOffsetY += 120;
+			game.children.forEach(function (child) {
+				if (child instanceof LetterTile) {
+					child.alpha = 1;
+					child.clickable = true;
+				}
+			});
+			currentWord = "";
 		} else {
 			console.log('incorrect');
 			// Destroy the letters on the blackboard
 			clearBlackBoard();
 			// Reset the letter tiles
 			game.children.forEach(function (child) {
 				if (child instanceof LetterTile) {
 					child.alpha = 1;
-					child.down = function (x, y, obj) {
-						writeLetterOnBlackboard(self.letter);
-						currentWord += self.letter;
-						self.alpha = 0.5;
-						self.down = null; // Make it unclickable
-					};
+					child.clickable = true;
 				}
 			});
 			blackboardOffsetX = 0;
 			currentWord = "";
@@ -99,23 +109,26 @@
 var blackBoardArr = [];
 var currentWord = "";
 var scoreTxt = new Text2('0', {
 	size: 150,
-	fill: "#ffffff"
+	fill: "#ADD8E6",
+	stroke: "#000000",
+	strokeThickness: 10
 });
 scoreTxt.anchor.set(0.5, 0);
 LK.gui.top.addChild(scoreTxt);
 var blackboardOffsetX = 0;
+var blackboardOffsetY = 0;
 function writeLetterOnBlackboard(letter) {
 	var blackboardText = new Text2(letter, {
-		size: 150,
+		size: 120,
 		fill: "#ffffff",
 		stroke: "#000000",
 		strokeThickness: 10
 	});
 	blackboardText.anchor.set(0.5, 0.5);
 	blackboardText.x = 400 + blackboardOffsetX;
-	blackboardText.y = 400;
+	blackboardText.y = 400 + blackboardOffsetY;
 	game.addChild(blackboardText);
 	blackBoardArr.push(blackboardText);
 	blackboardOffsetX += 110; // Adjust the offset value as needed
 	// Check if this is the first letter clicked
@@ -274,5 +287,36 @@
 // Initialize variables
 // Update function
 game.update = function () {
 	// Game update logic
-};
\ No newline at end of file
+};
+function createStarExplosion() {
+	for (var i = 0; i < 20; i++) {
+		var star = LK.getAsset('centerCircle', {
+			anchorX: 0.5,
+			anchorY: 0.5,
+			scaleX: Math.random() * 0.5 + 0.5,
+			scaleY: Math.random() * 0.5 + 0.5,
+			x: 2048 / 2,
+			y: 2732 / 2
+		});
+		game.addChild(star);
+		var angle = Math.random() * Math.PI * 2;
+		var speed = Math.random() * 10 + 5;
+		var vx = Math.cos(angle) * speed;
+		var vy = Math.sin(angle) * speed;
+		(function (star, vx, vy) {
+			var lifetime = 30;
+			var tick = 0;
+			var interval = LK.setInterval(function () {
+				star.x += vx;
+				star.y += vy;
+				star.alpha -= 1 / lifetime;
+				tick++;
+				if (tick >= lifetime) {
+					star.destroy();
+					LK.clearInterval(interval);
+				}
+			}, 16);
+		})(star, vx, vy);
+	}
+}
\ No newline at end of file