===================================================================
--- original.js
+++ change.js
@@ -1,7 +1,24 @@
 /**** 
 * Classes
 ****/ 
+// Bullet class to represent the bullets shot by the player
+var Bullet = Container.expand(function () {
+	var self = Container.call(this);
+	self.speed = 10; // Default speed
+	// Attach bullet asset
+	var bulletGraphics = self.attachAsset('bullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Update function to move bullet
+	self.update = function () {
+		self.y -= self.speed;
+		if (self.y < 0) {
+			self.destroy(); // Destroy the bullet if it goes off screen
+		}
+	};
+});
 //<Assets used in the game will automatically appear here>
 //<Write imports for supported plugins here>
 // Fish class to represent different types of fish
 var Fish = Container.expand(function () {
@@ -27,8 +44,15 @@
 		self.points = level * 10; // Increase points with level
 		self.speed = 2 + level * 0.5; // Increase speed with level
 		fishGraphics.scale.set(self.size, self.size);
 	};
+	// Method to shoot a bullet
+	self.shoot = function () {
+		var bullet = new Bullet();
+		bullet.x = self.x;
+		bullet.y = self.y;
+		game.addChild(bullet);
+	};
 });
 
 /**** 
 * Initialize Game
@@ -92,15 +116,21 @@
 // Add event listeners for fish
 fishArray.forEach(function (fish) {
 	fish.down = function (x, y, obj) {
 		handleFishClick(fish);
+		fish.shoot();
 	};
 });
 // Game update function
 game.update = function () {
 	fishArray.forEach(function (fish) {
 		return fish.update();
 	});
+	game.children.forEach(function (child) {
+		if (child instanceof Bullet) {
+			child.update();
+		}
+	});
 };
 // Start the first level
 startLevel();
 // Play background music