diff --git a/Honda.py b/Honda.py
new file mode 100644
index 0000000..0225323
--- /dev/null
+++ b/Honda.py
@@ -0,0 +1,19 @@
+from Vehicle import Vehicle
+
+class Honda(Vehicle):
+    def __init__(self, brand, model, year, number_of_doors):
+        super().__init__(brand, model, year)
+        self._number_of_doors = number_of_doors
+
+    def display_info(self):
+        """Override the parent class method for a Car."""
+        return f"Car: {self._brand} {self._model}, {self.doors} doors ({self._year})"    
+
+    def honk(self):
+        return "Honk honk! Move!"
+
+    def open_trunk(self):
+        return "The trunk is now open."
+    
+    def fuel(self):
+        return "Fuel is full!"
diff --git a/Vehicle.py b/Vehicle.py
index 0ed9256..b8c4f1f 100644
--- a/Vehicle.py
+++ b/Vehicle.py
@@ -11,3 +11,16 @@ def display_info(self):
     def honk(self):
         """A general honk sound for all vehicles."""
         return "Beep beep!"
+    
+class Car(Vehicle):
+    def __init__(self, brand, model, year, number_of_doors):
+        # Call the parent class constructor
+        super().__init__(brand, model, year)
+        self._number_of_doors = number_of_doors
+
+    def honk(self):
+        return "Honk honk! This is a car!"
+
+    def open_trunk(self):
+        return "The trunk is now open."
+
diff --git a/classes-example b/classes-example
new file mode 160000
index 0000000..1dfddb5
--- /dev/null
+++ b/classes-example
@@ -0,0 +1 @@
+Subproject commit 1dfddb50e5d9190da753a5a7cc36b34643184690