Information producing responses in normal and retarded children.
D000367:Age Factors; D002648:Child; D002657:Child Development; D003463:Cues; D004193:Discrimination Learning; D004495:Education of Persons with Intellectual Disabilities; D005260:Female; D006801:Humans; D007360:Intelligence; D008297:Male; D009042:Motivation; D011340:Problem Solving