===================================================================
--- original.js
+++ change.js
@@ -36,18 +36,13 @@
 		anchorY: 0.5,
 		shape: 'ellipse'
 	});
 	self.speedX = -5;
-	self.originalY = self.y; // Track the original y position
 	self.move = function () {
 		// Obstacle moves from right to left
 		self.x += self.speedX;
 		// Rotate obstacle counterclockwise
 		self.rotation -= 0.11;
-		// After 5 points, obstacles begin to smoothly rise and fall by 100 pixels
-		if (score > 5) {
-			self.y = self.originalY + 100 * Math.sin(LK.ticks / 60); // 60 ticks is approximately 1 second
-		}
 	};
 });
 
 /**** 
@@ -80,8 +75,9 @@
 	}, 100);
 });
 var obstacles = [];
 var obstacleCreationCounter = 0;
+var score = 0; // Add a variable to track the player's score
 LK.on('tick', function () {
 	bird.move();
 	// Create a new obstacle every 60 ticks (approximately 1 second)
 	obstacleCreationCounter++;
@@ -91,12 +87,24 @@
 		newObstacle.y = Math.random() * 2732; // Start at a random height
 		obstacles.push(newObstacle);
 		obstacleCreationCounter = 0;
 	}
+	// If the player's score is 5 or more, make the obstacles move up and down
+	if (score >= 5) {
+		for (var i = 0; i < obstacles.length; i++) {
+			var obstacle = obstacles[i];
+			obstacle.y += Math.sin(obstacle.x * 0.01) * 5; // Change the y position of the obstacle based on a sine wave
+		}
+	}
 	// Move each obstacle and check for collisions
 	for (var i = 0; i < obstacles.length; i++) {
 		var obstacle = obstacles[i];
 		obstacle.move();
+		// Check if bird has passed the obstacle
+		if (bird.x > obstacle.x + obstacle.width / 2 && !obstacle.passed) {
+			score++; // Increase the player's score
+			obstacle.passed = true; // Mark the obstacle as passed so the score is only increased once per obstacle
+		}
 		// Check if bird has collided with the obstacle
 		var dx = bird.x - obstacle.x;
 		var dy = bird.y - obstacle.y;
 		var distance = Math.sqrt(dx * dx + dy * dy);
@@ -153,12 +161,5 @@
 // Update score every 2 seconds
 LK.setInterval(function () {
 	score++;
 	scoreTxt.setText(score.toString());
-	// After 5 points, obstacles begin to smoothly rise and fall by 100 pixels
-	if (score > 5) {
-		for (var i = 0; i < obstacles.length; i++) {
-			var obstacle = obstacles[i];
-			obstacle.y += 100 * Math.sin(LK.ticks / 60); // 60 ticks is approximately 1 second
-		}
-	}
 }, 1500);
\ No newline at end of file