Eco-friendly kindergarten, natural materials, reclaimed wood, bamboo flooring, low-VOC paints, recycled plastic furnishings, energy-efficient systems, solar panels, green roofs, living walls, rainwater harvesting, non-toxic coatings, FSC-certified wood, sustainable textiles, minimalist design, abundant natural light, soft warm colors, circular economy principles, biophilic architecture, interactive learning spaces, collaborative play areas, flexible modular layouts, calming atmosphere, shallow depth of field, 1/1 composition, realistic textures.