A cover for a portable electronic device includes a keyboard for electrically communicating with the portable electronic device. The cover includes a back cover body for coupling to a back side of the portable electronic device, and a front cover body coupled to the back cover body and foldable relative thereto. The back cover body is movable relative to the portable electronic device such that a first portion of the back cover body slides away from a back side of the portable electronic device. The front cover body is foldable to stack a keyboard portion, on which the keyboard is disposed, and a support portion of the front cover body. The first portion of the back cover body, the support portion, and the keyboard portion are stacked when the keyboard is exposed for use.