This document provides information about ADHD (attention deficit hyperactivity disorder). It discusses that ADHD is a brain condition that makes it difficult for children to control their behavior. While the exact causes are unclear, it is linked to genetics. There are three main types of ADHD: inattentive only, hyperactive/impulsive, and combined. Symptoms include inattention, hyperactivity, and impulsivity. ADHD often co-occurs with other conditions like learning disabilities, anxiety, depression, and oppositional defiant disorder. The document discusses assessments, classroom strategies, myths, and positive aspects of children with ADHD.