Girl Builds a Flashlight
Girl Builds, In 2013, Ann Makosinski, A Canadian Student From British Columbia, Won The Google Science Fair In The 15–16 Age Category For Inventing A Battery-Free Flashlight Powered By Thermoelectric Energy—The Conversion Of Body Heat Into Electricity.
Her Invention, Called The “Hollow Flashlight”, Was Inspired By A Friend In The Philippines Who Struggled To Study Due To Lack Of Reliable Electricity.
A Flashlight Using Peltier Tiles
Ann Designed A Flashlight Using Peltier Tiles, Which Generate Electricity When There’s A Temperature Difference Between The Palm Of A Hand And The Surrounding Air.
The Flashlight Uses No Batteries, No Moving Parts, And Requires Only The Warmth Of A Human Hand To Produce Light.
She Built The Flashlight
She Built The Flashlight Using Inexpensive And Easily Accessible Materials.
Her Innovation Not Only Earned Her Widespread Acclaim, Including Features In Time, Tedx, And Forbes, But Also Highlighted How Low-Cost, Sustainable Solutions Can Tackle Real-World Problems.
Ann's Project
Ann’s Project Exemplifies The Potential Of Youth-Led Innovation In Sustainable Technology, Particularly In Off-Grid Or Resource-Scarce Environments.
Her Work Has Since Sparked Conversations About Green Energy And Thermoelectric Applications.