it must be tiring work because you have to educate the citizens without the help of the government and with private funds, i hope the knowledge you give them is useful and they can use it in their daily lives.
usually in every country, there is a grant for education but i don't understand the political and economic conditions in your country, keep up the spirit guys, what you are doing is a noble job.
I think he didn't actually spend any money on it, but all he has invested is his time and efforts to educate the villagers about the technology and its advantages. I really wish and hope that the government or at least some NGO from there comes to know about his initiative and helps him with the cause and that would really add to the quality of education he can provide.
With funds at hand and more facilities for the learners, it will be way easier to educate them by showing them visuals and practical usage of Bitcoin and other altcoins, how they are stored, what wallets are used, how to choose a safe wallet, how to buy Bitcoin and a lot more.