Can you imagine playing a game in a bacteria-infested environment? Well, it?s not really that scary playing Bacteria Solitaire. It?s just playing solitaire with a friendly host of bacteria, to be precise. These amiable bacteria monsters will accompany you while you play the classic game of solitaire. The rules of play are identical to standard solitaire where you are required to fill up the four slots at the top right hand corner of the screen.