diff --git a/menu.py b/menu.py
index 75345af..28d33ab 100644
--- a/menu.py
+++ b/menu.py
@@ -155,78 +155,78 @@ class Menu:
             elif selection == "exit":
                 self.game.exit_game()
 
-def learn_sounds(self):
-    """Interactive menu for learning game sounds.
+    def learn_sounds(self):
+        """Interactive menu for learning game sounds.
 
-    Allows users to:
-    - Navigate through available sounds
-    - Play selected sounds
-    - Return to menu with escape key
+        Allows users to:
+        - Navigate through available sounds
+        - Play selected sounds
+        - Return to menu with escape key
 
-    Returns:
-        str: "menu" if user exits with escape
-    """
-    try:
-        self.game.sound.currentBgm.pause()
-    except:
-        pass
+        Returns:
+            str: "menu" if user exits with escape
+        """
+        try:
+            self.game.sound.currentBgm.pause()
+        except:
+            pass
 
-    # Get list of available sounds, excluding music and ambiance directories
-    soundList = self.game.sound.get_sound_list()
+        # Get list of available sounds, excluding music and ambiance directories
+        soundList = self.game.sound.get_sound_list()
     
-    if not soundList:
-        self.game.speech.speak("No sounds available to learn.")
-        return "menu"
-
-    # Sort sounds by name
-    soundList.sort()
-    
-    self.currentIndex = 0
-
-    validKeys = [
-        pyglet.window.key.ESCAPE,
-        pyglet.window.key.RETURN,
-        pyglet.window.key.UP,
-        pyglet.window.key.DOWN,
-        pyglet.window.key.W,
-        pyglet.window.key.S
-    ]
-
-    # Speak initial instructions
-    self.game.speech.speak("Learn game sounds. Use up and down arrow keys or W/S to navigate, Enter to play sound, Escape to exit.")
-    
-    # Speak initial sound name
-    soundName = soundList[self.currentIndex]
-    displayName = soundName.replace("/", " in folder ")
-    self.game.speech.speak(f"Sound 1 of {len(soundList)}: {displayName}")
-
-    while True:
-        key, _ = self.game.wait(validKeys)
-    
-        if key == pyglet.window.key.ESCAPE:
-            try:
-                self.game.sound.currentBgm.play()
-            except:
-                pass
+        if not soundList:
+            self.game.speech.speak("No sounds available to learn.")
             return "menu"
 
-        if key in [pyglet.window.key.DOWN, pyglet.window.key.S]:
-            if self.currentIndex < len(soundList) - 1:
-                self.game.sound.stop_all_sounds()
-                self.currentIndex += 1
-                soundName = soundList[self.currentIndex]
-                displayName = soundName.replace("/", " in folder ")
-                self.game.speech.speak(f"Sound {self.currentIndex + 1} of {len(soundList)}: {displayName}")
+        # Sort sounds by name
+        soundList.sort()
+        
+        self.currentIndex = 0
 
-        if key in [pyglet.window.key.UP, pyglet.window.key.W]:
-            if self.currentIndex > 0:
-                self.game.sound.stop_all_sounds()
-                self.currentIndex -= 1
-                soundName = soundList[self.currentIndex]
-                displayName = soundName.replace("/", " in folder ")
-                self.game.speech.speak(f"Sound {self.currentIndex + 1} of {len(soundList)}: {displayName}")
+        validKeys = [
+            pyglet.window.key.ESCAPE,
+            pyglet.window.key.RETURN,
+            pyglet.window.key.UP,
+            pyglet.window.key.DOWN,
+            pyglet.window.key.W,
+            pyglet.window.key.S
+        ]
+
+        # Speak initial instructions
+        self.game.speech.speak("Learn game sounds. Use up and down arrow keys or W/S to navigate, Enter to play sound, Escape to exit.")
     
-        if key == pyglet.window.key.RETURN:
-            soundName = soundList[self.currentIndex]
-            self.game.sound.stop_all_sounds()
-            self.game.sound.play_sound(soundName)
+        # Speak initial sound name
+        soundName = soundList[self.currentIndex]
+        displayName = soundName.replace("/", " in folder ")
+        self.game.speech.speak(f"Sound 1 of {len(soundList)}: {displayName}")
+
+        while True:
+            key, _ = self.game.wait(validKeys)
+    
+            if key == pyglet.window.key.ESCAPE:
+                try:
+                    self.game.sound.currentBgm.play()
+                except:
+                    pass
+                return "menu"
+
+            if key in [pyglet.window.key.DOWN, pyglet.window.key.S]:
+                if self.currentIndex < len(soundList) - 1:
+                    self.game.sound.stop_all_sounds()
+                    self.currentIndex += 1
+                    soundName = soundList[self.currentIndex]
+                    displayName = soundName.replace("/", " in folder ")
+                    self.game.speech.speak(f"Sound {self.currentIndex + 1} of {len(soundList)}: {displayName}")
+
+            if key in [pyglet.window.key.UP, pyglet.window.key.W]:
+                if self.currentIndex > 0:
+                    self.game.sound.stop_all_sounds()
+                    self.currentIndex -= 1
+                    soundName = soundList[self.currentIndex]
+                    displayName = soundName.replace("/", " in folder ")
+                    self.game.speech.speak(f"Sound {self.currentIndex + 1} of {len(soundList)}: {displayName}")
+    
+            if key == pyglet.window.key.RETURN:
+                soundName = soundList[self.currentIndex]
+                self.game.sound.stop_all_sounds()
+                self.game.sound.play_sound(soundName)