The preferred embodiment of the inventive subject matter is a knee pad for assisting an infant in crawling. The knee pad comprises of a central portion having a concave inner surface and a convex outer surface, a means for holding the central portion on at least one knee of the infant, a character face incorporated into the convex outer surface of the central portion, and a sensor attached to at least one side of the means for holding the central portion. The sensor gets activated by a movement which simulates a sound that corresponds with the character face to assist in early recognition of particular sounds of animals. The means for holding the central portion in the knee of the infant can be a plurality of straps. At least one fastening means on the strap secures the means for holding the central portion at backside of the knee of the infant.