Two students from Bellevue’s Open Window School won the first-place prize for Grades 4-6 of the Toshiba/National Science Teachers Association ExploraVision Competition, the world’s largest K-12 science competition. The team — comprised of Jacob Park and Julia Stewart — impressed the judges with their Coagulation Filtration System, a solar-powered water filtration approach that seeks to provide safe drinking water for communities worldwide who are currently without access to it.
For their project, Park and Stewart designed a way to remove ecosystem-damaging microplastics from water with the help of Ideonella sakaiensis — which are microbes that are able to break down and metabolize plastic. Using this process, the students offer
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