A cat scratcher and activity center is in the form of a rectangular box having a top, bottom and four sidewalls creating an interior space, the top being detachable and completely removable from the rectangular box. A rectangular block of corrugated cardboard is sized to fit within and occupy the interior space, the cardboard block having an open fluted surface which is exposed upon removal of the top. A planar cardboard toy kit is sized to reside within the interior space atop the open fluted surface of the rectangular block of corrugated cardboard, the planar cardboard toy kit being convertible to a three-dimensional configuration appendable to one of the four sidewalls.