Cornell Cooperative Extension Cornell Cooperative Extension Upcoming Events 9:00 am – 4:00 pm, September 13, 2025 – Sportsman Super Saturday 2:00 pm – 4:00 pm, October 3, 2025 – Molds, Mushrooms, & More 8:30 am, October 5, 2025 – 4-H Hiking Challenge Guided Hike