Toy Symphony Open House Sunday, May 18, 2003 12pm-3pm Jam with Beatbugs and Music Shapers, and create your own masterpieces with Hyperscore demonstrated by musicians/inventors from the MIT Media Lab, as well as New York City children. Informal performances of kids' pieces will puncuate this perfect family event. Visit the Cooper-Hewitt Museum's National Design Triennial from April through August for further hands-on experience with Tod Machover's Music Toys. For more information please call: 212.849.8400 World Financial Center Winter Garden West Street between Vesey St. and Liberty St. New York, NY phone : email :  website