Joshua McGoun, a K-12 public-school teacher in Frederick, Maryland, first noticed a change in his students about 10 years ago. They began to struggle with focus. Increasingly, younger kids were not ...

Like many districts, the Marietta school district in Georgia has spent the past five years focused on improving literacy achievement for its youngest students, intent on making sure kids leave ...

K. Dara Hill does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...