A snow block erector set including a pair of substantially rectangular side walls, each side wall having a top edge, a bottom edge two side edges, an outside surface and an inside surface, each side edge of each side wall connecting one end of the top edge of each side wall to one end of the bottom edge of each side wall to form a top corner and a bottom corner, respectively, an aperture and lock pair disposed substantially on each of the top corners; a pair of substantially rectangular end walls, each end wall having two side edges; a pair of brace bars, each having two ends; and a channel disposed substantially along each side edge on the inside surface of each of the substantially rectangular side walls.