California Academy of Sciences: Science @ Home - Swamp in a Bottle (Experiment)
California Academy of Sciences

Make your own mini-swamp to see the filtration in action.

California Academy of Sciences: Science @ Home - Swamp in a Bottle (Video)
California Academy of Sciences

Intrepid Academy educators Louise and Laura venture out to collect natural materials for their “swamp in a bottle” and then demonstrate how swamps and other wetlands filter water.