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diff --git a/display.py b/display.py
new file mode 100644
index 0000000..8bba99f
--- /dev/null
+++ b/display.py
@@ -0,0 +1,101 @@
+import curses
+from _curses import A_DIM, A_BLINK, A_STANDOUT, A_BOLD
+from curses import initscr
+
+from tunnel import Tunnel
+
+
+class Display:
+    def __init__(self, scr):
+        self.scr = scr
+        curses.noecho()
+        curses.cbreak()
+        curses.curs_set(0)
+
+        self.darkness_revealed = False
+
+    def teardown_curses(self):
+        curses.nocbreak()
+        curses.echo()
+        curses.endwin()
+
+    def new_frame(self):
+        self.scr.clear()
+
+    def display_frame(self):
+        self.scr.refresh()
+
+    def display_lose_screen(self):
+        self.scr.addstr(2, 2, "the small creature died")
+        self.scr.addstr(3, 2, "the tunnel was empty again")
+        self.scr.addstr(4, 2, "any key to exit")
+        self.scr.addstr(6, 13, " \\_")
+        self.scr.addstr(7, 13, "⩍  \\ ")
+
+    def display_win_screen(self):
+        self.scr.addstr(2, 2, "the small creature explored the whole tunnel")
+        self.scr.addstr(3, 2, "they had a nice time and were ready to go find another")
+        self.scr.addstr(4, 2, "but first they wanted to sleep")
+        self.scr.addstr(5, 2, "any key to exit")
+
+        self.scr.addstr(7, 8, "Z")
+        self.scr.addstr(8, 7, "zᶻ")
+        self.scr.addstr(9, 5, "> ᶻ")
+
+
+
+    # tunnel is 15 long
+    def display_tunnel(self, tunnel: Tunnel):
+        player_pos = 15
+        y = 3
+        x = 2
+
+        self.scr.addstr(y, x, tunnel.get_as_str(), A_DIM)
+        self.scr.addch(y, x+player_pos, ">")
+
+        if self.darkness_revealed:
+            self.scr.addch(y, x+player_pos+1, tunnel.next_step.char)
+        else:
+            self.scr.addch(y, x+player_pos+1, "▓", A_DIM)
+
+        self.scr.refresh()
+
+    def display_lives(self, lives):
+        lives_string = "lives: " + ("v"*lives)
+        self.scr.addstr(1, 2, lives_string, A_DIM)
+
+    def display_level(self, level):
+        self.scr.addstr(6, 2, "level: " + str(level), A_DIM)
+
+    def display_steps(self, steps, total_steps):
+        lives_string = "steps: " + str(steps) + "/" + str(total_steps)
+        self.scr.addstr(5, 2, lives_string, A_DIM)
+
+    def display_next_level(self):
+        self.scr.addstr(2, 2, "The tunnel continues")
+        self.scr.addstr(3, 2, "deeper to the next level")
+
+        self.scr.addstr(5, 12, "⩍")
+
+
+    def display_menu_art(self):
+        self.scr.addstr(1, 13, " \\_")
+        self.scr.addstr(2, 13, "⩍  \\  <")
+
+        self.scr.addstr(4, 2, "A small creature")
+        self.scr.addstr(4, 19, "explores", A_BOLD)
+        self.scr.addstr(4, 28, "a tunnel")
+
+    def display_menu(self, options, index):
+        y = 7
+        x = 13
+        for i, option in enumerate(options):
+            if i == index:
+                self.scr.addstr(y+i, x-1, ">")
+                self.scr.addstr(y+i, x, option)
+            else:
+                self.scr.addstr(y+i, x, option, A_DIM)
+
+
+
+# ---o---o---o->-▓
diff --git a/enemy.py b/enemy.py
new file mode 100644
index 0000000..147a00a
--- /dev/null
+++ b/enemy.py
@@ -0,0 +1,24 @@
+
+class Enemy:
+    def __init__(self, char):
+        self.char = char
+        self.key = char
+
+class Empty(Enemy):
+    def __init__(self):
+        super().__init__(" ")
+        self.char = "-"
+
+class Goblin(Enemy):
+    def __init__(self):
+        super().__init__("o")
+
+class Slime(Enemy):
+    def __init__(self):
+        super().__init__("e")
+
+class KnifeRat(Enemy):
+    def __init__(self):
+        super().__init__("c")
+
+
diff --git a/input.py b/input.py
new file mode 100644
index 0000000..ac0dd4c
--- /dev/null
+++ b/input.py
@@ -0,0 +1,33 @@
+import curses
+from curses import *
+
+
+
+class Input:
+    def __init__(self, scr):
+        self.scr = scr
+        halfdelay(10)
+
+    def wait_on_any_key(self) -> int:
+        try:
+            key_given = self.scr.getch()
+            return key_given
+        except curses.error:
+            pass
+
+    def wait_on_key(self, key):
+        try:
+            key_given = self.scr.getch()
+            if key_given is None:
+                return False
+            if key_given == ord(key):
+                return True
+        except curses.error:
+            pass
+
+        return False
+
+    def wait_indefinitely_for_key(self):
+        nocbreak()
+        self.scr.getch()
+        halfdelay(20)
\ No newline at end of file
diff --git a/level.py b/level.py
new file mode 100644
index 0000000..9ffdae3
--- /dev/null
+++ b/level.py
@@ -0,0 +1,49 @@
+from math import sqrt
+from typing import Union
+from enemy import *
+
+class Level:
+    def __init__(self, level_gen):
+        self.level_gen = level_gen
+        self.steps = 0
+        self.length = 40
+
+
+    def get_next_step(self) -> Union[Enemy, None]:
+        self.steps += 1
+        return self.level_gen(self.steps)
+
+
+class LevelLibrary:
+    def __init__(self, levels):
+        self.levels = levels
+        self.current_level = 0
+
+    def __iter__(self):
+        return self
+
+    def __next__(self):
+        next_level = self.get_level(self.current_level)
+
+        if next_level is None:
+            raise StopIteration
+
+        self.current_level += 1
+        return next_level
+
+    def get_level(self, level_number: int) -> Union[Level, None]:
+        if level_number >= len(self.levels):
+            return None
+        else:
+            return Level(self.levels[level_number])
+
+
+level_lib = LevelLibrary(
+[
+    lambda step : Goblin() if step%2==0 else Empty(),
+    lambda step : Goblin() if step%3==0 else Empty(),
+    lambda step : Goblin() if step%4==0 else KnifeRat() if step%2==0 else Empty(),
+    lambda step : Slime() if sqrt((step * 8) + 1).is_integer() else Empty(),
+    lambda step : KnifeRat() if step%3==0 and step%5==0 else Goblin() if step%3==0 else Slime() if step%5==0 else Empty(),
+]
+)
\ No newline at end of file
diff --git a/level_runner.py b/level_runner.py
new file mode 100644
index 0000000..2af0dae
--- /dev/null
+++ b/level_runner.py
@@ -0,0 +1,69 @@
+from enum import Enum
+
+from display import Display
+from input import Input
+from level import Level
+from player_stats import PlayerStats
+from tunnel import Tunnel
+
+
+class State(Enum):
+    GUESSING = 0
+    REVEALED = 1
+
+class LevelRunner:
+
+
+    def __init__(self, disp: Display, inp: Input, player: PlayerStats):
+        self.disp = disp
+        self.inp = inp
+        self.state = State.GUESSING
+        self.player = player
+
+    def reveal(self):
+        self.state = State.REVEALED
+
+    def move_to_next_step(self, tunnel: Tunnel, level: Level):
+        tunnel.append_step(level.get_next_step())
+        self.state = State.GUESSING
+
+
+    def run_level(self, level: Level, level_number: int):
+        tunnel = Tunnel()
+        self.player.lives = 10
+
+        while True:
+            self.disp.new_frame()
+
+            if self.player.is_dead():
+                return 0
+            if level.steps >= level.length:
+                return 1
+
+            self.disp.display_lives(self.player.lives)
+            self.disp.display_steps(level.steps, level.length)
+            self.disp.display_level(level_number)
+
+
+            match self.state:
+                case State.GUESSING:
+                    self.disp.darkness_revealed = False
+                    self.disp.display_tunnel(tunnel)
+                    self.disp.display_frame()
+
+                    guesses_correct = self.inp.wait_on_key(tunnel.next_step.key)
+                    if not guesses_correct:
+                        self.player.lose_life()
+                    else:
+                        # self.player.heal_life()
+                        pass
+
+                    self.reveal()
+
+                case State.REVEALED:
+                    self.disp.darkness_revealed = True
+                    self.disp.display_tunnel(tunnel)
+                    self.disp.display_frame()
+
+                    self.inp.wait_on_any_key() # wait on any key
+                    self.move_to_next_step(tunnel, level)
\ No newline at end of file
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..1adeaea
--- /dev/null
+++ b/main.py
@@ -0,0 +1,102 @@
+import curses
+from curses import wrapper
+from enum import Enum
+from time import sleep
+
+from enemy import KnifeRat
+from input import Input
+from level import Level, level_lib
+from display import Display
+from level_runner import LevelRunner
+from player_stats import PlayerStats
+from tunnel import Tunnel
+from tutorial import tutorial
+
+
+class App:
+    def __init__(self, scr):
+        self.disp = Display(scr)
+        self.inp = Input(scr)
+
+
+    def app(self):
+        selected_item = 0
+        menu_items = ["play", "tutorial", "quit"]
+        while True:
+            self.disp.new_frame()
+            self.disp.display_menu_art()
+            self.disp.display_menu(menu_items, selected_item)
+            self.disp.display_frame()
+
+            key =  self.inp.wait_on_any_key()
+            if key == curses.KEY_UP or key == ord("w"):
+                selected_item -= 1
+                if selected_item < 0:
+                    selected_item = len(menu_items)-1
+
+            elif key == curses.KEY_DOWN or key == ord("s"):
+                selected_item += 1
+                if selected_item >= len(menu_items):
+                    selected_item = 0
+
+            elif key == ord("\n") or key == ord(" "):
+                match menu_items[selected_item]:
+                    case "play":
+                        self.cycle_through_levels()
+                    case "tutorial":
+                        self.tutorial()
+                    case "quit":
+                        exit(0)
+
+
+    def cycle_through_levels(self):
+        stats = PlayerStats()
+        level_runner = LevelRunner(self.disp, self.inp, stats)
+
+        level_lib.current_level = 0
+        for level in level_lib:
+            score = level_runner.run_level(level, level_lib.current_level)
+            if score == 0:
+                self.defeat_screen()
+
+            self.disp.display_next_level()
+            self.inp.wait_indefinitely_for_key()
+            self.inp.wait_indefinitely_for_key() # wait twice to debounce
+
+        self.win_screen()
+
+    def defeat_screen(self):
+        self.disp.display_lose_screen()
+        self.inp.wait_indefinitely_for_key()
+        self.inp.wait_indefinitely_for_key() # wait twice to debounce
+
+        exit(0)
+
+    def win_screen(self):
+        self.disp.display_win_screen()
+        self.inp.wait_indefinitely_for_key()
+        self.inp.wait_indefinitely_for_key() # wait twice to debounce
+
+        exit(0)
+
+    def tutorial(self):
+        tutorial(self.disp, self.inp)
+
+
+
+
+
+
+
+
+
+
+if __name__ == '__main__':
+    def run(scr):
+        app = App(scr)
+        app.app()
+
+    wrapper(run)
+
+# todo fix fizzbuzz
+# todo tutorial
\ No newline at end of file
diff --git a/player_stats.py b/player_stats.py
new file mode 100644
index 0000000..cf237ef
--- /dev/null
+++ b/player_stats.py
@@ -0,0 +1,17 @@
+
+class PlayerStats:
+    def __init__(self):
+        self.lives = 10
+
+    def lose_life(self):
+        self.lives -= 1
+
+    def heal_life(self):
+        if self.lives < 10:
+            self.lives += 1
+
+    def is_dead(self):
+        if self.lives <= 0:
+            return True
+        else:
+            return False
\ No newline at end of file
diff --git a/tunnel.py b/tunnel.py
new file mode 100644
index 0000000..b5dc506
--- /dev/null
+++ b/tunnel.py
@@ -0,0 +1,19 @@
+from queue import Queue
+from enemy import *
+
+
+class Tunnel:
+    def __init__(self):
+        self.next_step = Empty()
+        self.contents = Queue()
+        for i in range(15): self.contents.put(Empty())
+        print(self.contents.qsize())
+
+    def append_step(self, step):
+        self.contents.get()
+        self.contents.put(self.next_step)
+        self.next_step = step
+
+    def get_as_str(self) -> str:
+        result = [i.char for i in self.contents.queue]
+        return "".join(result)
\ No newline at end of file
diff --git a/tutorial.py b/tutorial.py
new file mode 100644
index 0000000..32be290
--- /dev/null
+++ b/tutorial.py
@@ -0,0 +1,114 @@
+from time import sleep
+
+from enemy import Goblin, Empty
+from level import level_lib
+from level_runner import LevelRunner
+from player_stats import PlayerStats
+from tunnel import Tunnel
+
+
+def tutorial(disp, inp):
+    tunnel = Tunnel()
+
+    disp.new_frame()
+    disp.display_tunnel(tunnel)
+    disp.scr.addstr(9, 2, "Enter to continue >")
+    disp.scr.addstr(4, 17, "^ this is you")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+    disp.new_frame()
+    disp.display_tunnel(tunnel)
+    disp.scr.addstr(9, 2, "Enter to continue >")
+    disp.scr.addstr(2, 18, "v its dark, you cant see whats infront of you")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+    disp.new_frame()
+    disp.display_tunnel(tunnel)
+    disp.scr.addstr(9, 2, "Enter to continue >")
+    disp.scr.addstr(2, 18, "v hit space to reveal the next step")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+    disp.new_frame()
+    disp.darkness_revealed = True
+    disp.display_tunnel(tunnel)
+    disp.scr.addstr(9, 2, "Enter to continue >")
+    disp.scr.addstr(2, 18, "v hit space again to move forwards")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+    disp.new_frame()
+    disp.darkness_revealed = False
+    disp.display_tunnel(tunnel)
+    disp.scr.addstr(9, 2, "Enter to continue >")
+    disp.scr.addstr(2, 18, "v this next step has an enemy in it")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+    disp.new_frame()
+    disp.display_tunnel(tunnel)
+    disp.scr.addstr(9, 2, "Enter to continue >")
+    disp.scr.addstr(2, 18, "v this enemy is an o, hit that key to handle it")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+    disp.new_frame()
+    disp.darkness_revealed = True
+    tunnel.append_step(Goblin())
+    disp.display_tunnel(tunnel)
+    disp.scr.addstr(9, 2, "Enter to continue >")
+    disp.scr.addstr(2, 18, "v there we go! hit space to step forward again")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+    disp.new_frame()
+    disp.darkness_revealed = False
+    tunnel.append_step(Empty())
+    disp.display_tunnel(tunnel)
+    disp.scr.addstr(9, 2, "Enter to continue >")
+    disp.scr.addstr(4, 18, "^ beware that you'll step forward automatically after a second")
+    disp.scr.addstr(5, 18, "  ain't no time for dawdlin' in the tunnels!")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+    disp.new_frame()
+    disp.display_tunnel(tunnel)
+    disp.scr.addstr(9, 2, "Enter to continue >")
+    disp.scr.addstr(5, 2, "recognise the pattern, predict the enemies and handle them")
+    disp.scr.addstr(6, 2, "you'll lose a few lives to start with, but you'll pick it up quickly")
+    disp.scr.addstr(7, 2, "survive 40 steps to complete a level")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+    disp.new_frame()
+    level_runner = LevelRunner(disp, inp, PlayerStats())
+    level_runner.run_level(level_lib.get_level(0), 0)
+
+    disp.new_frame()
+    disp.scr.addstr(2, 2, "You got this! Go explore the real tunnels now!")
+    disp.display_frame()
+
+    sleep(0.5)
+    inp.wait_indefinitely_for_key()
+
+