The door of T.C. Williams High School opened Sunday, May 20 for the Alexandria Symphony Orchestra’s annual Children’s Arts Festival, Cosmic Quest. The Blackbox Theatre was transformed into an instrument petting zoo. The cafeteria offered art stations, reading centers, yoga and hand bell demonstrations. Two concerts were performed by members of ASO and featured selections from Holst’s Planets symphony. For more information about upcoming events visit www.alexsym.org or call 703-548-0885.