 But when it comes to harder material, if we read it on a screen, we don't slow down the way we should to give the material the right amount of attention. Now, in Dr. Barron's studies of students, all of them did better on tests when the material they were tested on came from printed physical books. Of course, digital devices aren't going anywhere. But Dr. Barron says if you want to slow down while reading from a screen, take physical notes with a pen and paper. That leads to deeper reading and mindfully focusing on the text.