Advertisements
3. Alexis Martin:
Hailing from Queen Creek in Arizona, Alexis is now seven years old. At the age of three, she was the youngest at the Arizona chapter of Mensa. She was the youngest person ever to join the exclusive IQ Mensa. It is astonishing that at the tender age, Alexis Martin was found with the highest score any human can have – 160! Alexis Martin also taught herself Spanish at the age of two, all on an iPad.