Flea market: Friday, 9 a.m. to 6:30 p.m. and Saturday, 9 a.m. to noon, at Newark Senior Center, 200 Whitechapel Drive. Shop clothes, books, kitchen items, furniture, toys, antiques, jewelry and more.
Art reception: Friday, 5 to 8 p.m.; Saturday, 11 a.m. to 3 p.m., at JaneKav Gallery, 625 Barksdale Road, Suite 103. A new exhibit, “WaxWonders and Whatchamacallits!” by local artists Jane Kavanagh Morton and Nancy Kavanagh O’Neill, will open.
Earth Day clean-up: Saturday, 9 a.m. to noon, at Handloff Park, 1000 Barksdale Road [Note: location has been updated]. Celebrate Earth Day by assisting the City of Newark Parks and Recreation Department with litter removal and special park maintenance projects. For additional information or to sign up to volunteer, please call the Recreation office at 302-366-7000 or email firstname.lastname@example.org.
Ag Day: Saturday, 10 a.m. to 4 p.m., at University of Delaware agriculture campus, 531 S. College Ave. UD’s annual celebration of agriculture will feature a petting zoo, demonstrations, music, food vendors and more. Free.
Prescription drug take-back: Saturday, 10 a.m to 2 p.m., at Newark Police Department, 220 S. Main St. Residents are encouraged to bring any pills or patches; however, liquids and needles cannot be accepted. The service is free and anonymous, with no questions asked.
Steel band festival: Saturday, 12:30 p.m., at Loudis Recital Hall, 100 Orchard Road. The annual steel band festival brings in bands from around the area for a day of music on the lawn outside the recital hall. The festival ends with an evening concert by Delaware Steel at 8 p.m. in Loudis Recital Hall. Free.
City council: Monday, 7 p.m., at city hall, 220 S. Main St. Council will hold a special meeting to discuss possible ways to increase downtown parking during the Main Street construction project.
Referendum: Tuesday, 7 a.m. to 8 p.m., at various local schools. Residents of the Christina School District will go to the polls to vote in an operating referendum, in which the district is seeking to raise taxes.
Concert: Thursday, 7 p.m., on the Academy Lawn, 105 E. Main St. The Newark Parks and Recreation Department’s spring concert series kicks off with a performance by the Honeycombs. Free.
Community forum: Thursday, 7 p.m., at St. Thomas’s Episcopal Parish, 276 S. College Ave. The Old Newark Civic Association will host a forum about UD students’ behavior in residential neighborhoods.