diff --git a/Assets/Scenes/MiniGames/CardQualityControl.unity b/Assets/Scenes/MiniGames/CardQualityControl.unity
index 83637182..18fb12a8 100644
--- a/Assets/Scenes/MiniGames/CardQualityControl.unity
+++ b/Assets/Scenes/MiniGames/CardQualityControl.unity
@@ -939,7 +939,7 @@ GameObject:
   - component: {fileID: 818930088}
   m_Layer: 5
   m_Name: MainCanvas
-  m_TagString: Untagged
+  m_TagString: MainCanvas
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
diff --git a/Assets/Scripts/Minigames/CardSorting/Controllers/SortingScoreController.cs b/Assets/Scripts/Minigames/CardSorting/Controllers/SortingScoreController.cs
index 493c9da0..a35352e0 100644
--- a/Assets/Scripts/Minigames/CardSorting/Controllers/SortingScoreController.cs
+++ b/Assets/Scripts/Minigames/CardSorting/Controllers/SortingScoreController.cs
@@ -66,11 +66,12 @@ namespace Minigames.CardSorting.Controllers
         
         /// <summary>
         /// Calculate booster pack reward based on performance.
+        /// Formula: Number of correctly sorted cards divided by 10, rounded down.
         /// </summary>
         public int CalculateBoosterReward()
         {
-            // Simple: 1 booster per correct sort (or use settings multiplier)
-            return correctSorts * settings.BoosterPacksPerCorrectItem;
+            // Award 1 booster pack per 10 correctly sorted cards
+            return (correctSorts / 10) + 1;
         }
         
         /// <summary>
diff --git a/Assets/Scripts/Minigames/CardSorting/Core/SortingGameManager.cs b/Assets/Scripts/Minigames/CardSorting/Core/SortingGameManager.cs
index af78907d..00330500 100644
--- a/Assets/Scripts/Minigames/CardSorting/Core/SortingGameManager.cs
+++ b/Assets/Scripts/Minigames/CardSorting/Core/SortingGameManager.cs
@@ -325,10 +325,11 @@ namespace Minigames.CardSorting.Core
 
         private IEnumerator EndGameSequence()
         {
-            // Calculate rewards
+            // Calculate rewards based on correctly sorted cards
             int boosterReward = Score.CalculateBoosterReward();
+            int sortedCards = Score.CorrectSorts;
             
-            Logging.Debug($"[SortingGameManager] Game ended! Score: {Score.TotalScore}, Boosters: {boosterReward}");
+            Logging.Debug($"[SortingGameManager] Game ended! Score: {Score.TotalScore}, Cards sorted: {sortedCards}, Boosters: {boosterReward}");
             
             // Show booster pack reward UI and wait for completion
             if (boosterReward > 0)