“Mayfly: A Day of Play”: Leslie Science & Nature Center Fundraiser.
All ages invited to explore different areas of LSNC’s new nature playscape, make nature-inspired crafts, and listen to the music of Gemini (5 p.m.), the veteran local acoustic duo of twin brothers Sandor and Laszlo Slomovits, who offer sing-alongs, folk songs from around the world, and upbeat originals about life’s simple pleasures. Bring a picnic and a blanket. Domino’s pizza available for pre-order. 4–7 p.m., LSNC, 1831 Traver Rd. $20 group ticket for up to 5 individuals. Preregistration required at bit.ly/mayflydayofplay. firstname.lastname@example.org, 997–1553.