GREEN SCIENCE CLEAN WATER SCIENCE KIT Help to save the environment. Learn the science of cleaning and reusing dirty water by conducting interesting water purification experiments. Build your own water filtration and desalination plant at your tabletop; disinfect water with solar power and more. It's a cool water science experimental kit. This personal desalination kit demonstrates the scientific way to extract salt from seawater. Contains a plastic filter system, active carbon, sand, rock, filter paper and instructions. Just add a water glass! For ages 8+. Contains 4 filter sections, 4 filter plugs, round filter base, 3 bags of active carbon, 3 bags of sand, 3 bags of gravel, 3 filter paper, funnel-shaped collector, small plastic cup, soft wax, fishing line, transparent tube, 2 transparent caps, silver reflector card, black plastic cup, 2 metal washers and experiment instruction guide with fun facts.

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