Riverside Raspberry in a Nutshell If someone asks “What is Raspberry Pi anyway?” and you didn’t happen to prepare a 30 second “elevator speech,” start here. The Raspberry Pi is a small computer on a printed circuit board, $35. Its primary goal is to spark kids’ interest in computer programming, but it’s shown a huge appeal to kids with other interests such as electronics, robotics, open source software. It has the right balance of significant power, an open design and very low cost. What this en …