Hellow guys, Welcome to my website, and you are watching [스마트플립러닝연구회x투닝] 제2회 교육콘텐츠 공모전 - 장려상 수상작. and this vIdeo is uploaded by 스마트플립러닝연구회 (Smart Flipped Learning) at 2022-12-09T07:00:16-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.