Run your code, then check each checkpoint before moving on.

1. 1. Shuffle card pairs.

   Not checked
   Tip: starter pattern

   Example pattern (not the full solution):

   # Add logic for this step inside your update loop
   if condition_for_step:
       # update state here
       pass

2. 2. Flip two cards per turn.

   Not checked
   Tip: starter pattern

   Example pattern (not the full solution):

   # Add logic for this step inside your update loop
   if condition_for_step:
       # update state here
       pass

3. 3. Keep matches up, flip mismatches back.

   Not checked
   Tip: starter pattern

   Example pattern (not the full solution):

   # Add logic for this step inside your update loop
   if condition_for_step:
       # update state here
       pass

4. 4. Restart with R.

   Not checked
   Tip: restart flow pattern

   Example pattern (not the full solution):

   if event.type == pygame.KEYDOWN and event.key == pygame.K_r:
       # Reset key game state values
       score = 0
       game_over = False