The invention provides a child mask capable of changing patterns. The child mask includes a mask body, an eye frame and mouth-shaped plates; the left side of the mask body is provided with a first rotating shaft, the upper portion of the first rotating shaft is connected with a handle, a rotating pattern layer is connected between the first rotating shaft and the second rotating shaft, the lower portion of the first rotating shaft is connected with a fixing frame, the rear side of the fixing frame is provided with a support frame, the outer side of the eye frame is provided with a rotating piece, and the outer layer of the rotating piece is provided with a slide groove; the lower portion of the middle of the rotating pattern layer is provided with a clamping nose, the lower portions of themouth-shaped plates are provided with first magnets, the upper portions of the mouth-shaped plates are provided with third rotating shafts, and the left sides of the third rotating shafts is providedwith second magnets. The child mask capable of changing the patterns includes the two mouth-shaped plates, the two mouth-shaped plates are different in height, by rotating the two mouth-shaped plates, different and exaggerated mouth expressions can be achieved, and the expression infectivity of equipment is increased.