Antiques/Art/CraftsBalls, Balls, Balls Group show of sports-themed artwork in a variety of mediums. Medford Arts Center, 18 N. Main St., Medford. 7/27.
By Design: Architecture Architecture-themed prints from the permanent collection. Reading Public Museum, 500 Museum Rd., Reading; 610-371-5850. Included in admission. 7/27.
Guided Architectural Walking Tours Explore old & new architecture in & around historic Philadelphia neighborhoods. Preservation Alliance, 1616 Walnut St., 215-546-1146. www.preservationalliance.com/events/walking_tours.php. $10; $8 students with ID; free for children 10 and under. 7/28.
Inspired Thought Exhibit of quilting art. Swarthmore Borough Hall, 121 Park Ave., Swarthmore. 7/27.