I don't think it's just my kids, or just unschoolers. I think people who've grown up with computers and smartphones learn in bits, from various sources, much more smoothly than older people do. They know there are websites. They know their friends know things.
This image from Harvest Moon, taken by Holly for her own reasons, and left in a folder she said I could mine for Just Add Light and Stir is an example of a game that helps kids learn logic and efficiency, and reminds them to ask around.