title: A wrist-mounted, motion-activated, audible training unit for visually impaired infants.
mesh_terms: D001766:Blindness / Q000523:psychology / Q000534:rehabilitation*; D002657:Child Development; D004581:Electronics / Q000295:instrumentation; D006801:Humans; D007223:Infant; D009038:Motion; D009043:Motor Activity; D009048:Motor Skills; D012682:Sensory Aids; D013016:Sound