A handheld computer comprises a generally rectangular housing and a cover movably connected thereto by a hinge assembly. The hinge assembly includes a tubular member or arm that has one end fixedly (non-rotatably) secured to an edge of the cover and an opposite end pivotally coupled to an edge of the cover. The hinge assembly enables the cover to be moved to at least three different positions. The cover provides a different function in each position. The hinge assembly comprises a pin and slot arrangement.