Elementary school, wetland design, minimalist architecture, simple lines, natural materials, wooden bridge, shallow water, lily pads, few trees, subtle lighting, soft mist, serene atmosphere, solo child, 6-10 years old, casual clothing, backpack, curious expression, looking down, hands in pocket, gentle posture, surrounded by nature, greenery, educational environment, eco-friendly, sustainable design, natural ventilation, abundant daylight, peaceful ambiance.