Hellow guys, Welcome to my website, and you are watching 가족과 함께 떠나는 과학여행, '서울시립과학관'. and this vIdeo is uploaded by 서울시 · Seoul at 2017-07-13T23:35:34-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
