[omosubi]

They're one of the only public places remaining where you aren't expected to spend money.

Thanks for the great idea

[toomuchtodo]

See if Repl will offer you a deep discount or free use of their Classrooms product (since you're not making money from this, but without the hassle of forming a 501c3 or other formal non-profit entity).

https://repl.it/site/classrooms