Ключевые слова: active leisure, autumn september, backpack, best friends, boy girl, brother sister, camping activity, casual clothes, childhood discovery, children, classmate, curiosity, ecology lesson, education, examing, excited, explore, exploring looking, find anthill, happy child, hiking, holding hand, learning, magnifier, magnifying glass, making fire, nature forest, outdoor, outside bonfire, research, school kids, schoolboy explorer, schoolchild pupil, schoolchildren, schoolkid, scout, smile happiness, spring sunset, study insects, study schoolgirl, sunlight, sunny day, through, trip adventure, walking together, warm hat, watching environment, weather, wood, woodland,