Ключевые слова: abstract, activity, afterschool, association, campus, cartoon, character, class, classic, classroom, club, college, communication, concept, discovery, education, environment, event, field, flat, graphics, green, group, icon, illustration, infographic, interaction, isolated, learning, line, linear, metaphor, museum, outline, pack, park, play, pupil, pupils, school, set, social, socialization, student, teacher, team, together, trip, yellow,