How to gram stain

 This is about gram staining. what you do to see if something like yogurt has bad bacteria in it. There is a game on brainpop. First you will  get lab info. then you will get gram staining  info. Next you will prepare a slide. After that you get to gram stain with help. then you are on your own from there. After you do that you will find out if the yogurt you were working on was contaminated.