Making of cleaning robot: TAKAGI-1 posted a photo: Aug 25, 2012. Supplement of "Otona no Kagaku (Science for... http://bit.ly/QkNXI1 #photo
posted at 10:48:02
@
OΜeϊ 2012/10/01 - Μeϊ 2012/10/03
OΜϊ 2012/10/01 - Μϊ 2012/10/03
twitter: @takagi1net