Lloyd, Frances.2011-01-042011-01-0419581958http://hdl.handle.net/10413/2056Thesis (M.Ed.) - University of Natal, 1958.No abstract available.enBlacks--South Africa--Intelligence levels.Whites--South Africa--Intelligence levels.Indians--South Africa--Intelligence levels.Theses--Education.An investigation into the effects of coaching on non-verbal intelligence tests on European, Indian and African children.Thesis