Ключевые слова: activity, atmosphere, background, balls, bright, buzzer, chemistry, circular, close, colors, design, detail, discovery, dots, education, element, environment, exploration, field, focus, fun, game, grass, green, healthy, hobby, kids, landscape, leisure, life, modeling, molecular, natural, nature, observation, organic, outdoor, pattern, play, playful, recreation, red, science, sports, structure, texture, toys, vibrant, visual, weekend, yellow,