Up to this day, the number of children with difficulties has significantly increased. ADHD is one of the difficulties which creates big obsticles for a child in doing it's day to day obligations. That kind of child has great difficulties with learning, concentration, hyperactivity and with social interaction. They need constant educational support. All around the world, and with that, here with us, those kind of children are trying to integrate into regular educational, which is always a better choice for easier integration into society later on. The main point of this thesis paper is with examples from practical work, to approach the situation in class regarding ADHD. The main goal of this thesis is to explain this term and using examples from practice, to approach the situation in school classes, obstacles and problems that children face, from learning, cooperation and social relations and emotions.