Ключевые слова: active leisure, anthill, autumn september, backpack, best friends, boy, brother, camping activity, casual clothes, childhood discovery, children, classmate, curiosity, ecology lesson, education, examing, excited, explore, exploring looking, find, friend, happy child, hiking, 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, sunny day, through, trip adventure, walking together, warm hat, watching environment, weather, wood, woodland,