2. Changes to the Airplanes Throw 1 : No changes were made to the plane. Throw 2: 1paperclip was added to the nose of the plane. Throw 3 : Elevators were pushed down. Throw4 : Elevators were pushed down and a paperclip was added to the nose. Throw 5: Elevators were pushed up. Throw 6: 1 paperclip was added to the nose.