The computer is around the size of debit or credit card so tiny size the storage is normally done on SD card but you can use other storage if you want to get more into things. What Is It? At its core, the Raspberry Pi is a tiny, low-cost computer . It usually stores data on a microSD card, but can also use external drives for more complex setups. It runs Linux (most often Raspberry Pi OS), but you can install other operating systems too. 🕹️ What People Use It For The Pi’s flexibility makes it a gateway into dozens of fun or useful projects. Some common use cases include: 🎮 Retro Gaming & Older Software Emulate classic consoles (NES, SNES, PlayStation, etc.). Run vintage PC software or create retro-style games. 💻 Learn and Practice Coding Get hands-on with Linux , command-line tools, and programming languages like Python, Scratch, or C++. Make your own software, automate tasks, or build games. 📡 Monitor the World Track boats or aircraft with public signals. ...