Children and their adults will enjoy hands-on activities and walks with a Delaware Master Naturalist. Learn about the natural lands at Winterthur, the plants and animals living here, and how naturalists and citizen scientists work to care for them. Children will receive a special pin for each Eco Explorer program they attend. Registration required; capacity limited. $8 per child; $5 per Member child. $25 per adult chaperone (one adult chaperone required per family group). Adult Members free.