Gus Dorman is only 5 years old.

His IQ: 147.

To qualify for admission into Mensa, an individual needs to score 135 on an IQ test. Gus is now one the exclusive high-IQ society's youngest members.

The kindergartener can recite the periodic table of elements and list every American state and every country in the world from memory. While his peers are just learning to read, Gus read the newspaper and Wired magazine while potty training.

http://ca.news.yahoo.com/blogs/good-news/boy-genius-5-old-gus-dorman-inducted-mensa-161504038.html