Ключевые слова: active, boy, break, caucasian, cheerful, child, childhood, children, classmate, dance, education, elementary, energetic, energy, exercises, friends, friendship, fun, game, girl, group, happy, joyful, kid, learning, lesson, many, motion, people, person, physical, preteen, pupil, racing, recess, rest, round, run, running, school, schoolboy, schoolchildren, schoolgirl, space, studying, term, time, train, young, youth,