I was going to do keys, but then I thought "Oh, sod it, let's use Floppy Disks!!"
So, the ship flies around the maze picking up the three different coloured disks, which it then pops into the .. umm.. Let's call it a magic door!
Collect all three, take them home, level complete.

I now need to add enemies, other deadly things, and a weapon would probably help, too.