C'est vous la probleme !
RaspberryPi *is* a cheap linux machine. And it is designed for children to program. It uses several different Linux distros compiled for the ARM processor from Broadcom. I have one. Kids love them. Check out Raspberrypi.org.
Not recognized NOW but when their embassy staff were holed up in the Canadian embassy in Iran Ohhhh That was a different story !
They were obviously driven insane and are now recovering slowly.
The biggest secret that Apple has is the size of the wastebaskets of crumpled paper in their cubicles.
Your children need to learn how to program a computer and what programming is. If not we will all become a nation of users. A computer is more than an iPad that you can't even change the battery in.