Raspberry pi is a credit-card sized microcomputer, designed for students & enthusiasts of computer software and hardware programming, it is equal to a normal computer but with more programmable features and capabilities for learners. Supports: scratch, c, python, linux, c++, java, php, python3, arduino ide, superblockly, s4a,scratch, ardublock.
Enhances logical thinking abilities, hands-on creativity and passion for scientific
and technological inventions. It develops teenagers' and enthusiasts knowledge and skills.
Application: automation industry, industrial iot solution, commercial products, imaging, measurements, data fusion and sensors & surveillance, energy and power consumption; home automation systems: controlling lighting, weather monitoring, entertainment systems, and other appliances. Its schematics and pcb layout are publicly available therefore not only can you use it as a normal computer but also tweak it to do what you want. The limit is endless