Ключевые слова: acorn, activity, art, autumn, background, bark, berries, cardboard, chestnut, child, childhood, childrens, collection, concept, cone, craft, creativity, diy, easy, education, feather, fruits, gift, gray, handcraft, herbarium, idea, leaf, learning, lesson, materials, montessori, natural, nut, play, recycling, rustic, school, sensor, shell, sorting, stick, stones, work,