Hello guys, Welcome to Africa's Largest Video Search Engine, and you are watching 60 Detik Pesona Ilmu - Bagaimana cara mata kita melihat suatu benda?. and this video is uploaded by PesonaEdu at 2014-11-09T18:45:21-08:00. We are just promoting this video only for entertainment and educational purpose only. I hop you like our Video Search Engine. [ij2uHYsDByQ]