Raspberry Pi 2 runs a version of Windows 10 and is just $35
The ever-so-basic Raspberry Pi microcomputer -- which costs a tiny amount of money and is designed to get youngsters interested in coding -- is perhaps the most exciting thing to happen to computing in years. So when a new version of the Pi makes its debut, we pay attention.
from https://www.cnet.com/reviews/raspberry-pi-2-model-b-preview/
https://cnet1.cbsistatic.com/img/osUOPyuhvJpyrS5kpimeLe-0ITI=/724x407/2015/02/02/5ba22c8a-df61-4aa4-b7ba-4e1d03df55ba/raspberry-pi-2-model-b-1.jpg