The Wechsler Intelligence Scale for Children—Third Edition (WISC-III)
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But Vocabulary is a better test of intelligence than a Form Board, primarily because people can express themselves more meaningfully in verbal than in geometric symbols. This, of course, would not hold in the case of deaf-mutes or individuals who are in the habit ofthinking spatially, manipulatively or in any other way. Hence, as a generalprinciple, an effective test ofintelligence should be made up of tasks calling upon as many “abilities” as possible. This was intuitively perceived by Binet, who was thefirst to devise an effective test ofgeneral intelligence. (p. 16, 1958)
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