For the purpose of introduction, Raspberry Pi is a series of small single board computers, created by Raspberry Pi Foundation in February 2012.
The vision behind these miniature computers was to teach basic computer science in the schools in and around the UK and in various developing countries, which is identified by the mission of the Raspberry Pi Foundation, that is, "To put the power of digital making into the hands of people all over the world".
However, due to their low cost and longer durability, Raspberry Pi surpassed the anticipation of its makers by becoming hugely popular with hackers and novices alike. It further went on to become the best-selling PC in the UK of all time.
The following figure shows the timeline of the release of various models of...