Powell - Olentangy Liberty High School student Emily Laine Miller demonstrates a product sold by her backpack company, Laine Avenue, on Aug. 4 at the firm's office in Liberty Township. (1 of 2)

Powell - Olentangy Liberty High School student Emily Laine Miller demonstrates a product sold by her backpack company, Laine Avenue, on Aug. 4 at the firm's office in Liberty Township. (1 of 2)