Hellow guys, Welcome to my website, and you are watching #74 북극성과 북두칠성은 어떤 별일까?(feat. 북극성이 별 하나가 아니라고?)🌟 사이언스 플러스 재미있는 과학이야기. and this vIdeo is uploaded by 전파과학사 WaveScience at 2021-09-02T08:00:10-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
