Make an Ocean Kit, This project allows students to model four ocean ecology scenarios as they investigate the effect of farm and industrial waste on marine life. Brine shrimp populations, water pH and water density, water treatment, and recovery, Grades: 4 - 6
Aquaponic system kit has the components required to build a complete Three Barrel system. You supply the food grade barreLS. Includes: Instructions, plumbing, airlift column assembly, air pump with air diffusers, filter mat