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					Originally Posted by Greedy,Greedy,Greedy  What almost none of these programs really address is that the single biggest determinant of educational success is class size (once you are under 18, above 18 it doesn't matter as much) and second is quality of teaching (and the teachers colleges for the most part really suck in this country). | 
	
 Nope. The number one determinant of educational success is parental engagement. 
Everything after that only matters on the margin.