Q).How does one try to understand how or what a programme is in a third world country with no basis of proper infrastructure?

Apart from using raspberry pi which not only requires a person to help yiu understand it but cost a lot.......Something that Completes the circle , from bundling the the hardware with seamless software out of the box and for the fraction of the cost of a raspberry pi

[Open to all sorts of input.....from this thing has no practical use to lets do something]