Ключевые слова: adhd, analysis, behavior, behavioral, boy, chemical, child, childhood, classroom, counselor, cute, difficulties, education, educational, experiment, experimenting, homeschooling, individual, kid, learning, lesson, liquids, little boy, little kid, microscope, off, pays, pedagogue, perseverance, private, problem, program, psychologist, school, school elements, school kid, school teacher, schoolboy, science, skills, small boy, small kid, symptoms, talent, teacher, test, therapist, therapy, tubes, tutor,