1. A method performed on a computing device, the method comprising: recognizing a first touch input as selecting a first object displayed on a display device; recognizing a second touch input subsequent to the first input as a hold on a second object displayed on a display device; recognizing a third touch input as a tap on the second object during the hold on the second object; and identifying a staple gesture from the recognized first, second, and third touch inputs, the staple gesture effective to cause a collated display of the first object beneath the second object on the display device.