Mohamed Harding is a 17-year-old student from Freetown, Sierra Leone, whose passion for electronics lends a whole new meaning to the notion of “do-it-yourself.” Despite growing up in one of the poorest countries in the world, where a decade-long civil war devastated both educational and living standards,

Mohamed recently taught himself how to make a sophisticated, programmable, autonomous robot from nothing but junk.

https://web.mit.edu/newsoffice/2013/empowering-minds-ocw-brings-educational-opportunities-to-sierra-leone.html