15-Yr-Old Kelvin Doe Wows M.I.T.

Posted by thuhsd011 Published in 好演講

資料來源http://www.youtube.com/watch?v=XOLOLrUBRBY

Apr

Kelvin Doe

Posted by thuhsd011 Published in 好演講

資料來源http://www.youtube.com/watch?v=wQigsI3xsHw

Apr

Posted by thuhsd011 Published in 好演講

資料來源http://www.youtube.com/watch?v=Ywpy_Akh10U