• Science of Light – Rainbows and Prisms

    Caesar Creek Campground Amphitheater 9000 Center Road, Wilmington, Ohio

    4:30 pm – 5:30 pm Meet at the campground amphitheater. Discover the colorful science behind one of nature’s most familiar mysteries. In this hands-on program, we’ll explore how sunlight, water droplets, prisms and angles work together to create rainbows. Participants will learn about the visible light spectrum and how rainbows help us understand light, weather, …

  • Tree Identification Trek

    Cowan Lake Commissary 1750 Osborn Rd, Wilmington, Ohio

    5:00 pm – 6:30 pm Join us for a ~1-mile guided hike on Lakeview and Beechnut trails. Learn how to identify trees, while uncovering how different species support wildlife and shape the landscape around you. Meet at the Cowan Lake Commissary Park Naturalist: Kaia Heitkamp

  • Moth Madness

    Cowan Lake Nature Center 1750 Osborn Road, Wilmington, Ohio

    8:00 pm – 9:00 pm Join us for a nighttime discovery lab where we shine lights on a white sheet to observe moths and other bugs up close as they come to visit! Meet at the Cowan Lake Nature Center. Park Naturalist: Kaia Heitkamp

  • Paddle Through Time – Geology and Park History from the Water

    Caesar Creek Campground Boat Ramp 9000 Center Road, Wilmington, Ohio

    10:00 am – 11:30 am Join us for a canoe and kayak excursion as we explore Caesar Creek’s unique geology and park history from the water. Participants will paddle along the shoreline to observe a stratified fossil wall from their boat and learn how ancient seas, fossil, rock layers and local history help tell the …

  • Rolly Polly Race

    Cowan Lake Nature Center 1750 Osborn Road, Wilmington, Ohio

    1:00 pm – 1:45 pm Think you can find the fastest isopod? Learn about Rolly-Pollys and search for your winning champion! Meet at the Cowan Lake Nature Center. Park Naturalist: Kaia Heitkamp

  • Stand-Up Paddle Board

    Caesar Creek Campground Boat Ramp 9000 Center Road, Wilmington, Ohio

    1:00 pm Instruction begins at 1pm. Must be onsite for instruction to participate. Learn the basics of stand-up paddle boarding Wear water shoes (not flip-flops) and clothes that can get wet Boats are limited. First come, first serve Weather dependent Meet at the campground boat ramp, SUP Hut. Free and open to the public Park …

  • Stand-Up Paddle Board

    Caesar Creek Campground Boat Ramp 9000 Center Road, Wilmington, Ohio

    2:00 pm – 3:30 Arrive early to sign waivers and get fitted for lifejackets Must be onsite for instruction to participate. Learn the basics of stand-up paddle boarding Wear water shoes (not flip-flops) and clothes that can get wet Equipment and instruction provided. Equipment is limited First come, first serve Weather dependent Meet at the …

  • Explore the Shore

    Cowan Lake Campground Beach 1750 Osborn Road, Wilmington, Ohio

    3:00 pm – 4:00 pm Join us for a guided exploration of the lake’s shoreline as we discover the plants, wildlife, and other natural features that make this unique habitat so dynamic. Meet at the Cowan Lake Campground Beach. Park Naturalist: Kaia Heitkamp

  • Biodiversity Challenge

    Cowan Lake Nature Center 1750 Osborn Road, Wilmington, Ohio

    5:00 pm – 6:00 pm Team up in small groups, families, or pairs for a hands-on biodiversity challenge! Using identification apps like Seek or iNaturalist, participants will explore the area and record as many different species as they can find. Meet at the Cowan Lake Nature Center. Park Naturalist: Kaia Heitkamp

  • Firefly Night

    Cowan Lake Nature Center 1750 Osborn Road, Wilmington, Ohio

    7:30 pm – 9:00 pm Join us for an evening to explore the magical world of fireflies. Learn about their life cycle, glowing signals, and the role they play in local ecosystems. Meet at the Cowan Lake Nature Center. Park Naturalist: Kaia Heitkamp