Singapore Inventors' Development Association (SIDA) 新加坡发明协会
SIDA meeting on 6 Dec 2014, Sat 2pm
Hovering skateboard
Nov 18
http://www.bbc.com/news/technology-30052681
https://www.youtube.com/watch?v=7W6_vMOeLJU
20141118A2_SamDevelopmentKits
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