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Hollow Flashlight Invented by 14-Year-Old Girl

Meet Ann Makosinski, a 15-year-old who invented a flashlight powered by thermal energy from her hand – no batteries necessary – EVER! Use this video to introduce your students to a young inventor who won her age group at the 2013 Google Science Fair. Learn more about the science and technology behind her “Hollow” Flashlight! LEARN MORE

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