Linux distros are ideal operating systems for educational environments for multiple reasons. A big one is that they're 100% free to download.

There are plenty of Linux distributions out there to choose from when you're deciding what to run on a daily basis, yet some are so small that they get little notice. But tiny Linux distributions are powerful innovations: having an entire operating system drive a computer with less than 1GB of storage and half as much RAM is the ultimate software hack. Tiny distros have many uses, such as: