The lock box: a measure of psychomotor competence and organized behavior in retarded and normal preschoolers.
D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000175:diagnosis* / Q000523:psychology; D008297:Male; D009048:Motor Skills; D011340:Problem Solving; D011581:Psychological Tests / Q000295:instrumentation*