Cattell III B measures english vocabulary, not raw cognitive horsepower. I&#x27;ve no doubt this girl is extremely smart, but the test she took can be gamed rather easily. As the article mentions, two other children aced the same test. I&#x27;d be much more interested to see the results of Raven&#x27;s Progressive Matrices.<p>One more thing: I&#x27;m pretty sure this article is a submarine[1] for a TV show about child geniuses.<p>1. <a href="http:&#x2F;&#x2F;www.paulgraham.com&#x2F;submarine.html" rel="nofollow">http:&#x2F;&#x2F;www.paulgraham.com&#x2F;submarine.html</a>