Step into a vintage bazaar as the Children’s Museum transforms into an old-fashioned big top for its annual fundraiser. Circus performers entertain audiences throughout the evening. Play games, feast on carnival foods, and participate in live and silent auctions to provide scholarships, day camps, and programming to underserved children. Children’s Museum of the Lowcountry, 25 Ann St. Thursday, 6:30-10pm. $85; $150 VIP. (843)853-8962, www.explorecml.org