Hellow guys, Welcome to my website, and you are watching [스마트플립러닝연구회x투닝] 제2회 교육콘텐츠 공모전 - 대상 수상작. and this vIdeo is uploaded by 스마트플립러닝연구회 (Smart Flipped Learning) at 2022-12-03T22:25:25-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.