Children learn the same way everyone does when they are completely free of others’ expectations and other interfering impediments to learning. They learn by wondering about something, thinking about it, finding out about it, perhaps reading about it or discussing it or looking it up on the internet, all driven by their own curiosity.
The school system isn’t wrong in the sense that it’s further from the truth than Karl Popper. It’s wrong like the Catholic Church was wrong in refusing to accept Galileo’s heliocentrism and in locking him up so as to protect their worldview.
We may fear that a given problem requires coercion or self-sacrifice on our part, but if we nevertheless assume that our fear is mistaken and have fun coming up with possible solutions, often, that can-do attitude can make a difference.
The more (voluntary, wanted, enjoyable) engagement and influence in all directions, the better. And when people are voluntarily joining together and influencing one another, amazing things can happen. The whole may well be greater than the sum of the parts: they may create knowledge together that might not have happened were they each alone.
If I disagree with the substantive theory assumed by your word choice, you can’t expect me to build that substantive theory into my language, because if I were to, I would be being forced to lie or contradict myself every time I use your term.