Hyun Seok Yoon – Garrett's Bridges

Hyun Seok Yoon’s First Bridge for the Science Olympiad

April 5, 2024January 26, 2009 by Hyun Seok Yoon

Hi this is Hyun Seok Yoon. As the title says, I just made my first bridge for Science Olympiad! Although it took me 12 hours (whew..!) I could see the good result! It held 15kg!