Hmmmmm... punchcards... stacks of 'em.

Yes, I guess I am that old. grin

DD enjoyed Codeacademy, btw-- I will also add that the offerings there are a bit limited, but it's definitely worth the time to invest.

I believe that may be how DD learned PYTHON-- or maybe it was something else.

Schrödinger's cat walks into a bar. And doesn't.