Ключевые слова: active leisure, autumn september, backpack, camping activity, casual clothes, child kid, childhood discovery, children, classmate, curiosity, ecology lesson, education, examing, excited, explore, explorer, exploring looking, girl, green grass, happy friends, hiking, holding hand, learning, magnifier, magnifying glass, nature forest, outdoor, outside, research, school kids, schoolchild pupil, schoolchildren, schoolkid, scout, sisters twins, smile happiness, spring sunset, study schoolgirl, summer, sunlight, sunny day, through, tree bark, trip adventure, two girls, walking together, warm hat, watching environment, weather wood, woodland,