Disadvantaged 11-year-olds.
D000124:Achievement; D002648:Child; D003467:Cultural Deprivation; D005190:Family; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007802:Language; D008297:Male; D009042:Motivation; D011932:Reading; D012574:Schools; D012649:Self Concept; D012917:Social Adjustment; D012923:Social Class