The MIT EECS department presented Science on Saturday, Circuits and Computers edition, at the Kresge Auditorium in conjunction with the MIT Museum on Saturday, April 2. Over 1000 people attended the event, which featured on-stage demos by various EECS faculty and staff on electricity, energy, motion and App Inventor. After the on-stage demos, visitors were able to try hands-on demos in the lobby of the auditorium. Karen Lang and Aubrey Colter from the MIT App Inventor team demonstrated how to create simple apps and assisted young people trying App Inventor for the first time. The youngest app inventor was four years old! More pictures of the event can be seen here.