[watwut]

We found multiple tricks, not obvious to us immediately, that made learning to read easier. We found them through psychologists and teachers we know. And elementary school also gave us set of instructions meant to avoid common problems.

There seemed to be a set of knowledge that makes things easier. And separate category of knowledge around choosing the book the kid has a chance to like to read.

[ThomPete]

But hardly the reason why only 1/3 reads at grade level (the article also say it's not the only reason)

[watwut]

What do you mean?