Yea, ultramarina, big picture abstract reasoning along with creative and divergent thinking all part of that arc.

One of things I've found for "paying attention in class" is if I set out to multi-task I can. If I'm cooking, can't have anyone in there too once I start, but if I am sharing the cooking isn't a problem. I used to sit in classes and read a novel or do other homework, but make 100% sure I followed everything the teacher said so I could answer questions and seem attentive.

So, even if it is some variant of ADD, there may be perfectly functional cognitive strategies that are long-term useful without having to have the expense of continued testing or drug therapy.