Ключевые слова: active, arm, asian, back, boy, cheerful, child, childhood, children, class, classroom, concept, crowd, democracy, democratic, education, elementary, event, fun, group, hand, happy, kids, knowledge, learn, lesson, lift, male, many, middle, people, person, raised, school, solution, student, students, study, studying, teacher, team, thai, together, up, volunteer, vote, voting, white, young, youth,