It includes everything you need to get started - you just supply water and bacteria (don't worry, it's everywhere.) Perfect for science fair experiments because so many variables can be tested for bacteria growth. Our Science Fair Kit includes six large (10 cm dia.) plastic Petri ...It includes everything you need to get started - you just supply water and bacteria (don't worry, it's everywhere.) Perfect for science fair experiments because so many variables can be tested for bacteria growth. Our Science Fair Kit includes six large (10 cm dia.) plastic Petri dishes, nutrient agar powder, six extra-long wooden shaft cotton swabs, a stirring stick, a plastic beaker, and instructions on how to prepare the agar and conduct your experiment.
The Classroom Kit contains 20 Petri dishes, agar powder, 20 cotton swabs, stirring stick, and instructions. In the right conditions, the bacteria will usually start growing in four to five days. Read more on our Blog - Setting Up a Bacterial Culture Lab Download the MSDS of this product.