Rachel Corn and the Mystery of Cabin 13: Help a young girl and her brother solve the mysteries of a gold-hunting ghost, midnight digging and a crazy bug girl at band camp.: through Dec. 4; 2 p.m. Sat., Fri.; $10; $5 for kids under 12; The Cornservatory, 4210 N. Lincoln Ave.; 312-409-6435.
Storytown: Audience suggestions fuel an interactive, improv drama that incorporates acting, storytelling, music and art. Recommended for kids ages 3-10.: through Open End; 10:30 a.m. Sat.; $5; iO, 3541 N. Clark St.; 773-880-0199; 773-880-0199.
Yo Gabba Gabba! Live!: There’s a Party in My City: Comedian and rapper Biz Markie appears in a touring production of the Nick Jr. TV show.: through Sun.; 2 p.m., 5 p.m. Sat.; 2 p.m., 11 p.m. Sun.; $15; presented by S2BN Entertainment in association with Wildbrain Entertainment,The Magic Store and MSG Entertainment; The Chicago Theatre, 175 N. State St.; 866-858-0008.
