This 12-year-old won $25,000 for a science project that helps detect lead in water
VIDEO1:1501:15
This 12-year-old won $25,000 for a science project that helps detect lead in water
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This 12-year-old won $25,000 for a science project that helps detect lead in water

The precocious pre-teen plans to turn the project into a business.
01:15
Wed, Jan 10 20181:07 PM EST