"young scientists club"

Nitrogen fixation, produces nodules on legume roots. Bacteroids from nodules can be X, Y, and club shapes.

Planaria are a flatworm commonly used in science fair projects. They do not bite and move very slowly, making them easy for young students to observe.

Black Planaria are a flatworm commonly used in science fair projects. They do not bite and move very slowly, making them easy for young students to observe.

Isolated from straw, can also be found in the soil, and acts as a decomposer. Slight anti-bacterial activity. With coenocytic hyphae

Poecilia reticulata.