I usually try to keep it short and simple at first: "I build education software." If they show further interest by asking a follow up question, I get a little

I usually try to keep it short and simple at first: "I build education software." If they show further interest by asking a follow up question, I get a little more technical. I don't know why, but it continues to surprise me just how few people know anything about how the internet (or computers) work.