"And if an able and experienced educator concludes from a lifetime in the field that grades, standardised tests, lesson plans, set times for subjects etc. are precisely the problem.......
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I'm not clear what the relevance of this is. Are you saying that the answer to flaws in the education system is for everyone to educate their children at home...or simply pointing out that there are deficiencies, with which many people, teachers included, would probably agree?