===================================================================
--- original.js
+++ change.js
@@ -118,10 +118,8 @@
 // Initialize assets used in the game.
 // Initialize important asset arrays
 var poles = [];
 var hero;
-// Timestamp for the last collapsing cube addition
-var lastCollapsingCubeTime = 0;
 // Create the hero
 hero = game.addChild(new Hero());
 hero.x = 2048 / 2;
 hero.y = 2732 - 150; // Start above the bottom of the screen
@@ -165,17 +163,22 @@
 	var poleWidth = 100 + poleSpacing;
 	if (poles.length > 0 && poles[0].x + poleWidth / 2 < 0) {
 		poles[0].destroy();
 		poles.shift();
+		var currentTime = Date.now();
 		var newPole = game.addChild(new Pole());
 		newPole.x = poles[poles.length - 1].x + poleWidth;
 		newPole.y = 2732 - 50;
 		var prevPoleHeight = poles[poles.length - 1].cubes.length;
 		var minCubes = Math.max(6, prevPoleHeight - 1);
 		var maxCubes = Math.min(14, prevPoleHeight + 1);
 		var cubesCount = Math.floor(Math.random() * (maxCubes - minCubes + 1)) + minCubes;
 		for (var j = 0; j < cubesCount; j++) {
-			newPole.addCube();
+			var isCollapsing = currentTime - (newPole.lastCollapsingCubeTime || 0) >= 30000 && j === cubesCount - 1;
+			newPole.addCube(isCollapsing);
+			if (isCollapsing) {
+				newPole.lastCollapsingCubeTime = currentTime;
+			}
 		}
 		poles.push(newPole);
 	}
 	// Move poles to the left to simulate hero running and make cubes fall after passing the middle
@@ -188,11 +191,6 @@
 		// Update each cube in the pole
 		for (var j = 0; j < poles[i].cubes.length; j++) {
 			poles[i].cubes[j].update();
 		}
-		// Add a collapsing cube every 30 seconds to the pole in front of the hero
-		if (Date.now() - lastCollapsingCubeTime >= 30000 && poles[i].x > hero.x) {
-			poles[i].addCube(true);
-			lastCollapsingCubeTime = Date.now();
-		}
 	}
 });
\ No newline at end of file