Manhattan Toy Wimmer-Ferguson Mind-Shapes Multi-Sensory Soft Activity Shape Set From Manhattan Toys award winning Wimmer-Ferguson infant collection - the original innovator of black and white developmental toys Mind-Shapes activity set includes three unique, soft sculpted shapes with various textures for tactile stimulation Each shape features visually stimulating, Wimmer-Ferguson researched black and white and color print graphics Hidden sounds such as crinkle paper, rattle, and chimeball teach auditory recognition cause and effect Multi-sensory activity set encourages play time with parents