The Reading Eagle – John Rosemond 
The point is that high involvement is considered a given in home-school mom culture, the underlying assumption being that the more involved the mom, the higher her kids’ achievement levels. That assumption is belied by the generally overcrowded (by today’s standards) 1950s classroom. My first-grade class, for example, consisted of 50 kids and one teacher. It simply wasn’t possible for a teacher in that situation to give any given child much individual attention; furthermore, only the very rare 1950s mom helped her child with homework. And yet, student achievement was higher then than it has been since.(more)