I think that this poster is well made for its target audience, it uses bright eye catching shades of blue and a familiar layout to Facebook a website many people recognize. I think the layout of the information is good, there isn;t too much writing so it is much easier to read.
Dyslexia Card for Teachers - from Dyslexic Advantage. Actually, 1 in 5 students are dyslexic, but other than that, this would be a good card to give to your child's teachers. Maybe have something on the other side about your child specifically.