This TedEd video explains how the dyslexic brain works to make sense of letters and sounds.  

Understood.org lists dyslexia warning flags by age.

Middle Tennessee University - Center for Dyslexia lists common characteristics of dyslexia based on age.

From We Are Teachers, Expert Tips From Nickola Wolf Nelson, Ph.D.

It is important to understand why gifted and talented individuals with dyslexia struggle with print.

 In this interview, Guinevere Eden, director of the Center for the Study of Learning at Georgetown University Medical Center, helps us all understand why reading is challenging for dyslexic brains.