15-Year-Old Ann Makosinski Invents Body-Heat-Powered Flashlight
via Robert Curran - Google+ Public Posts https://plus.google.com/112103787303980306465/posts/dCagJjZKb59
Wednesday, 3 July 2013
A public G+ post
15-Year-Old Ann Makosinski Invents Body-Heat-Powered Flashlight
via Robert Curran - Google+ Public Posts https://plus.google.com/112103787303980306465/posts/dCagJjZKb59
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