diff --git a/sami/learn-python-the-hard-way/ex43.py b/sami/learn-python-the-hard-way/ex43.py
new file mode 100644
index 0000000..b6eff94
--- /dev/null
+++ b/sami/learn-python-the-hard-way/ex43.py
@@ -0,0 +1,115 @@
+class Scene(object):
+
+    def enter(self):
+        print("This scene is not yet configured.")
+        print("Subclass it and implement enter().")
+        exit(1)
+
+
+
+class Engine(object):
+    def __init__(self, scene_map):
+        self.scene_map = scene_map
+
+
+        def play(self):
+            current_scene = self.scene_map.opening_scene()
+            last_scene = self.scene_map.next_scene('finished')
+
+            while current_scene != last_scene:
+                next_scene_name = current_scene.enter()
+                current_scene = self.scene_map.next_scene(next_scene_name)
+                
+                # be sure to print out the last scene
+                current_scene.enter()
+
+
+class Death(Scene):
+
+
+    quips = [
+        "You died.
+        You kinda suck at this.",
+        "Your Mom would be proud...if she were smarter.",
+        "Such a luser.",
+        "I have a small puppy that's better at this.",
+        "You're worse than your Dad's jokes."
+
+
+]
+
+
+    def enter(self):
+        print(Death.quips[randint(0, len(self.quips)-1)])
+        exit(1)
+
+class CentralCorridor(Scene):
+
+    def enter(self):
+        print(dedent("""
+        The Gothons of Planet Percal #25 have invaded your ship and
+        destroyed your entire crew.
+        member and your last mission is to get the neutron destruct
+        bomb from the Weapons Armory, put it in the bridge, and
+        blow the ship up after getting into an escape pod.
+        You are the last surviving
+
+        You're running down the central corridor to the Weapons
+        Armory when a Gothon jumps out, red scaly skin, dark grimy
+        teeth, and evil clown costume flowing around his hate
+        filled body.    He's blocking the door to the Armory and about to pull a weapon to blast you.
+        """))
+    
+    action = input("> ")
+
+
+
+    if action == "shoot!":
+        print(dedent("""
+        Quick on the draw you yank out your blaster and fire
+        it at the Gothon.
+        moving around his body, which throws off your aim.
+        Your laser hits his costume but misses him entirely.
+        This completely ruins his brand new costume his mother
+        bought him, which makes him fly into an insane rage
+        and blast you repeatedly in the face until you are
+        dead.
+        """))
+
+
+        return 'death'
+
+    elif action == "dodge!":
+        print(dedent("""
+
+        Like a world class boxer you dodge, weave, slip and
+        slide right as the Gothon's blaster cranks a laser
+        past your head.
+        your foot slips and you bang your head on the metal
+        wall and pass out.
+        die as the Gothon stomps on your head and eats you.
+        You wake up shortly after only to
+        """))
+
+        return 'death'
+
+
+
+    elif action == "tell a joke":
+        print(dedent("""
+        Lucky for you they made you learn Gothon insults in
+        the academy.
+        Lbhe zbgure vf fb sng, jura fur fvgf nebhaq gur ubhfr,
+        fur fvgf nebhaq gur ubhfr.
+        not to laugh, then busts out laughing and can't move.
+        While he's laughing you run up and shoot him square in
+        the head putting him down, then jump through the
+        Weapon Armory door.
+        """))
+
+return 'laser_weapon_armory'
+
+
+else:
+    print("DOES NOT COMPUTE!")
+    return 'central_corridor'
diff --git a/sami/learn-python-the-hard-way/ex43_classes.py b/sami/learn-python-the-hard-way/ex43_classes.py
new file mode 100644
index 0000000..44e2382
--- /dev/null
+++ b/sami/learn-python-the-hard-way/ex43_classes.py
@@ -0,0 +1,66 @@
+
+class Scene(object):
+
+    def enter(self):
+        pass
+
+
+
+class Engine(object):
+
+    def __init__(self, scene_map):
+        pass
+
+    def play(self):
+        pass
+
+
+class Death(Scene):
+
+    def enter(self):
+        pass
+
+
+class CentralCorridor(Scene):
+
+    def enter(self):
+        pass
+
+
+class LaserWeaponArmory(Scene):
+
+    def enter(self):
+        pass
+
+
+class TheBridge(Scene):
+
+    def enter(self):
+        pass
+
+
+class EscapePod(Scene):
+
+def enter(self)
+    pass
+
+
+
+class Map(object):
+
+
+
+    def __init__(self, start_scene):
+        pass
+
+    
+    def next_scene(self, scene_name):
+        pass
+
+    def opening_scene(self):
+        pass
+
+
+a_map = Map('central_corridor')
+a_game = Engine(a_map)
+a_game.play()