There's no single test for ADHD and they have to go through a process of elimination and rule out other things first that may be causing the issues. ADHD was at one time a diagnosis given to a small number of children and now it gets described as being at epidemic levels. My oldest son was assessed for ADHD when he was five and attending an unusually good public school in a small city with a big university where there was enormous competition for teaching positions by qualified people. They concluded he had some kind of attention span issue, but it wasn't ADHD because he weirdly paid more attention to longer, more complex sentences and they had no idea what that meant. Years later while involved with the gifted community online, I dubbed that Bored Gifted Kid Syndrome. Prior to that, at one school his frustrated teacher said we should "Put him on Ritalin." to control his behavioral issues and made no mention of assessment for ADHD and didn't bother to ask if he ha...
Raising Future Adults
Wisdom and Experience from Parenting and Homeschooling Two Twice Exceptional Kids