The key is indoctrination, which comes in many forms: religious, political(Marxism, Nazism), commericially oriented that tells us what to eat, drink, wear and think.
However to do what you want, would require a governmental apparatus that can at any time come in and tell parents what to teach and not teach their children. It would be Stalin's Russia all over again. You'd create a big
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Large Group Awareness Training, "Human Potential"