Supervisor of Mental Examinations, Department of Special Education, Philadelphia The object of this experiment was first, to determine the tests most frequently failed by children in the Orthogenic Backward classes and secondly to see how these failures correlated with the ability or inability to do school work. One hundred cases of ten year old children (10-0 to 10-11) were selected for the st...

Mental retardation has fequently been noted in patients with extra sex chromosomes. The following case report details a girl with 48,XXXX sex chromosome constitution and normal intellectual potential. Case Report The patient was first seen at age 3 years 9 months because of slow development of speech. She was the second child of a 25-year-old mother who had a normal pregnancy, labour, and deliv...

sori outfit, as an experiment. She quickly learned the simpler plays, as the stairs, cylinders, insets, and color cards. Very early with her dawning intelligence her parents reasoned with her not only as to the wherefore of things but also as to the why of conduct. This method has greatly stimulated the child's associative faculty, and has bred a habit of weighing and comparing. In all evaluati...

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on those legally certified as feebleminded, and studies in both this and other institutions (5) show consistently that the I.Q.'s of such persons range between about 50 and about 110, with an average between 70 and 80 on such tests as the Wechsler, Stanford-Binet, Progressive Matrices, Porteous Mazes and Kohs Blocks. This I.Q. range extends much higher than might be expected by those who adopt ...

Assistant Professor of Psychology, Washington University Two tests of suggestibility?the size-weight illusion and the progressive weights1?were given to thirty-five of the delinquents brought to the St. Louis Psychiatric Clinic2 for examination during January and February, 1924. The Stanford Revision of the BinetSimon Intelligence Scale was given to each as part of the routine work of the clini...

Many unfortunate girls find refuge each year in homes where they are cared for during the period of pregnancy. Every precaution is taken to give them the best of care, and furthermore, to protect them from the altogether too unsympathetic public. Much secrecy surounds their lives while in confinement. During the past four years 87 girls from one of these homes have been referred to the Juvenile...

There is no universally accepted de nition for intelligence among educators and psychologists. One (early) viewpoint regards intelligence as a unitary trait which can be measured by a single IQ test score (such as Binet & Simon, 1905; Terman, 1925). This view has now largely been replaced by the multiple-intelligence conceptions (such as Guilford, 1967; Renzulli, 1986; Gardner, 1983). We have c...