(clockwise from top-right) Amy Qian ’11, Jack L. Jester-Weinstein ’12, Itaru L. Hiromi ’11, and Arka P. Dhar ’10 (also a Tech photographer) carry mattresses to the end of the East Campus roller-coaster during testing on Aug. 30. The mattresses served to slow down the carts at the end of the ride.

Omari Stephens

(clockwise from top-right) Amy Qian ’11, Jack L. Jester-Weinstein ’12, Itaru L. Hiromi ’11, and Arka P. Dhar ’10 (also a Tech photographer) carry mattresses to the end of the East Campus roller-coaster during testing on Aug. 30. The mattresses served to slow down the carts at the end of the ride. Omari Stephens