【實用商業app】2012 USA Science & Engineering Festival – hosted by Lockheed Martin|最夯免費app-綠色工廠好玩App

Don’t miss the nation’s largest celebration of science and engineering at the 2012 USA Science & Engineering Festival hosted by Lockheed Martin. The Festival will be held April 28-29, 2012 at the Walter E. Washington Convention Center in Washington DC. This app navigates through 3,000 fun, hands-on, science and engineering activities, more than 100 stage shows, a career & job fair for high-school students, and the first USA Science & Engineering Festival Book Fair including 36 Featured Authors. Hours are 10am-6pm on Saturday, April 28, and 10am-4pm on Sunday, April 29, 2012 (doors open 9:30am for author presentations). The event is free of charge and open to all ages. For more information visit www.usasciencefestival.org