What’s Raspberry Pi ? The Raspberry Pi is a series of small single-board computers developed in the United Kingdom by the Raspberry Pi Foundation to promote the teaching of basic computer science in schools and in developing countries. According to the Raspberry Pi Foundation, over 5 million Raspberry Pis were sold by February 2015, By November 2016 they had sold 11 million units, and 12.5m by March 2017,In July