10 Tips For Parents of Children With ADHD

“When kids don't have the hyperactivity part of the picture, it can be much more difficult to detect a problem. This is mainly because these kids don't cause issues in the classroom and are not usually behavior problems," Stephenson added.

"They tend to be very quiet because they are often lost in their own daydreams, which is why we tend to describe them as ‘absent-minded professors.’ Things to look for with these kids are that they tend to lose things, they are unorganized, they don't turn in assignments and they seem to not be paying attention in class. These kinds of kids are more likely to get diagnosed later (4th or 5th grade).”