The clapper-dapper.
D000535:Aluminum; D002675:Child, Preschool; D005081:Exercise Therapy; D005528:Foot; D005684:Gait; D006801:Humans; D009128:Muscle Spasticity / Q000628:therapy*; D009983:Orthopedic Equipment; D011782:Quadriplegia / Q000628:therapy
D000535:Aluminum