Sudip Das @ Google+
#Simple #Science #Battery #Stunt
plus.google.com/102199210410476153853/posts/YAuFqXs8dHq
via Flickr http://flic.kr/p/j7mxRG
#Simple #Science #Battery #Stunt
plus.google.com/102199210410476153853/posts/YAuFqXs8dHq
via Flickr http://flic.kr/p/j7mxRG