601 Erieside Ave
Cleveland, Ohio, 44114
September through May: 10 AM - 5 PM Tuesday through Saturday; 12 PM - 5 PM Sundays
May through Labor Day: 10 AM - 5 PM Monday through Saturday; 12 PM - 5 PM Sundays
This hands-on science museum is home to the NASA Glenn Visitor Center and features hundreds of interactive exhibits, giant-screen films in a six-story domed theater, daily demonstrations and educational programs.