Tom Kuntz:

Now they tell you, just when you’ve sold the old Harvard Classics on eBay, hauled the Britannicas down to the dump and signed up Junior for online SAT prep. Tom Jacobs reports for Miller-McCune:

After examining statistics from 27 nations, a group of researchers found the presence of book-lined shelves in the home — and the intellectual environment those volumes reflect — gives children an enormous advantage in school.
“Home library size has a very substantial effect on educational attainment, even adjusting for parents’ education, father’s occupational status and other family background characteristics,” reports the study, recently published in the journal Research in Social Stratification and Mobility. “Growing up in a home with 500 books would propel a child 3.2 years further in education, on average, than would growing up in a similar home with few or no books.